Now that the new machines have been bought,________will you

The total cost (in dollars) of producing x coffee machines is C(x)=2200+30x−0.8x2.
The total cost (in dollars) of producing x coffee machines is
C(x)=2200+30x−0.8x2.
(A) Find the exact cost of producing the 21st machine.
Exact cost of 21st machine =
(B) Use marginal cost to approximate the cost of producing the 21st machine.
Approx.cost of 21st machine =

英语改错题,
Nobody know how to run these machines.
He began to do his homework at eight every evening.
---Why did she angry?---Because he shouted at her just now .
How many concerts does the pianist give.
My sister worked in that compeny since she graduated from college three years ago?
I mailed a letter to you last month .Did you receive it?
The train has been here ten minutes.
I'm looking for my book.l have lostit a moment ago.
Don't get off the bus until it stops.
Please tell me why you are absent from school yesterday.

The movement and noise of the machines ________ him completely.

People didn’t have modern machines.There was no modern medicine,_ .
A.either B.too
B为什么错了?

英语翻译
you make machines that work in acerro sae 2040 and cast iron that I have guides ball scren 600x 900y 300z the machine must work in hart metal bye I need price

英语高手进,急用!
SO SHOULD I RESERVE THESE 9 MACHINES FOR U TOO,AND NOT OFFER THEM TO MY OTHER CUSTOMERS.

一到英语选择题
He wants to be _.He likes to repair machines and briges.
A an engineer B.a scientist C.an architect Da pinter

表示对于时 for与to的区别
why are machines so important and necessary _________（to/for）us?为什么不用for.

Today we have many machines in our home.The machines can do wonderful things for us 翻释

谁来帮我做英语题啊
21. Automatic machines can only do the jobs they ______ to do.
A. have been asked B. have asked C. ask D will ask
22.______ the higher capital expenditure involved, the machine may prove more economical in the long run.
A In spite of B Besides C Except for D Apart from
23. Had she been given some information, she ______ the question.
A would answer B could answer C could have answered D answered
24. I was not satisfied with the result, _____.
A my parents did not, either B not satisfied by my parents, either
C nor my parents were satisfied D nor were my parents
25. They all returned to the village, ______ that the danger was over.
A convincing B convinced C to convince D having convinced
Section B
Directions：Each of the following sentences has four underlined parts marked A, B, C and D. Identify the one that is not correct.
26. Chichester succeeded to sail round the world all by himself in spite of his lung
A B C
cancer and his friends’ attempts to dissuade him.
D
27. At the meeting they made Prof. Smith as Chairman of the department and spent
A B
an hour discussing the training of young teachers as well.
C D

28. These young people who lived in the rich families can not endure the hardship
A B C
in the countryside.
D
29. All those attending the funeral came with black, and tried to hold themselves in
A B C
when they laid bunches of flowers and paid their respect.
D
30. He did not eat nothing for two weeks since he heard that he got a lung cancer.
A B C D

IV 句型转换.
1.Some machines can do dangerous work instead of humans.(同义句)
Some machines can _____ _______ _______ ________ humans to do dangerous work.
2.I ‘m not sure.Will the train arrive on time?(合并成一句)
I’m not sure ______ _____ _______ ________ arrive on time.
3.Are you sure.There are UFOs.(合并成一句)
Are you sure ________ _________ _________ UFOs.
4.My computer doesn’t work.(划线提问)
___________ _______ _________ ________ your computer?
5.He will be back in ten days.(划线提问)
________ ________ will he be back?
6.I learnt to swim with my friend’s help.(同义句)
_______ ______ ________ _______ my friend,I learnt to swim.
7.It looks like a plate.(划线提问)
__________ __________ it _________ like?
8.We shouldn’t spend too much time on computer games.(同义句)
We shouldn’t spend too much time in _________ __________ games.

what about the price of these washing machines
--What about the price of these washing machines?
--They are equal in price to,if not cheaper than,____at the other shops in the street.
A.others B.it C.that D.the ones
我想问啊、为什么是D

All the machines stopped _____ with the electricity _____ throughout the factory. A．working; cut through B．to work; cut down C．working; cut off D．to work; cut up

People plant crops with the help of machines which can save lots of work中文.意思是什么?

tThe machines we use today are much better than____we used ten years ago.A.those B.ones C.what
D.that

The machines made in China are cheaper than ______ made in Japan.

[ ]

A. ones B. that C. those D. it

Only that factory( )yesterday( )this kind of machines.A we visited;produces B did we visit;does
Only that factory( )yesterday( )this kind of machines.
A we visited;produces
B did we visit;does it produce
C we visited;does it produce
D did we visited;produces
选A
为什么不选C,不用倒装吗?

________ of plastics，the machines are light in weight.

[ ]

A．To make B．Having made C．Being made D．Made

there are a set of machines?
there are a set of
K orders which are to be processed on N machines
我觉得应该是
there is

Only the factory ____ yesterday ____ this kind of machines.

[ ]

A. did we visit; does it produce B. did we visit; produces C. we visited; produces D. we visited; does it produce

英语翻译
Making small machines is my favourite hobby.I have made a few model planes.At the weekend,I fly my planes at a park near home.If they crash,I have to mend them.I like mending things.It teaches me a lot about real planes.I might work with real planes when I grow up.It'very interesting to make things

(2013·天津高考)At our factory there are a few machines similar to ________ described in this magazine. A．them B．these C．those D．ones

To build such a great wall our modern machines is hard.请问 怎么填 第一空 用with 还是 without

one of the first calculating (machines) is an abacus 为什么要用这个?

the machines are (sent的一种形式）to the countryside at once
回答五花八门？哪个正确呢
A、to send
B、to be sent
C、sending
D、be sent

英语翻译
Capsule machines are full of fun surprises.Each machine sells a set of things,like toys or figures.They come in little plastic balls,called cappsule.
To buy a capsule,you put coins into a machine.Then,you open your capsule and see what's inside.Collecting a full set is not easy.It may cost a lot of money!

About seven ____(twelve) of these machines wee made in our factory

Engines are to machines ______hearts are to animals.
A.as B.that C.what D.which
选C
不是有A is to B (just) as C is to D=A is to B what C is to D

英语翻译
Subject:welder testing
The ARC and TIG machines appear to be dual purpose so they should be OK
1.however,the photo's only showed one MIG machine and I would like to know how many MIG's they have.
2.I would also like to see a photo of the hydraulic press for breaking open the fillet welds for inspection
3.how many oxy cutting sets (in working order) they have.This will impact on the time for preparation,assessment of the coupons
and also determine the necessity for a schedule for candidate rotation according to the available equipment.
4.It is normal to have some hiccups with equipment during assessment e.g.contact tip replacement for MIG machines;
either workshop staff or access to consumables to keep the machines in operation is important.
5.I have started preparing resource material can you advise me if access to copying facilities is available on site?
6.Attached is a sample test result document for your perusal/comment.

We have machines,so we don't use animals to do farm work a _____more

求we power ideas,machines and markets,both today and in the future 翻译,

高中英语65
___so many modern machines,this television factory will produce many more television sets .
A Equipped
B Equipped with

His father is an （e ）.He has invented some machines.括号里给出第一个大头字母,那应该填什么

noise produced by jet planes or machines will make people's life difficult and unpleasant.翻译

Engines are machines ___ power or motion.A.produce B.producing C.produced D.which producing
这题答案是B,我想知道具体的解释,为什么不能选D呢
顺便把这句话翻译一下吧

Herry had been interested in machines even a( ) a young boy
a开头的单词

英译中.详情请见补充
Machines with specific applications,e.g.attached to any equipment with lower version of application software are to maintain as it is.

1、( C ) The machines made in China are cheaper than _____ made in Japan .A ones B that C those D it
2、( D )——What have you done _____ the letter
——I have posted it .
A for B of C in D with

these machines can help recycle the waste which would ----be thrown away.
A.otherwise.B.therefore C.however D.though

Boys,don't touch the machines ,or you may hurt_______.
用适当代词填空

The noise of the machines ___can be clearly heard in our classroom.(fixed,being fixed)

五、把下列句子改为被动语态
1.They make machines in that factory.
__________________________________ __________________________________
2.Every body likes this song.
__________________________________ __________________________________
3.He doesn't show the stamps to me.
__________________________________ __________________________________
4.People don't grow rice in the west of Japan.
_____________________________ __________________________________
5.He often helps Tom when Tom is in trouble
._______________________________ __________________________________
6.Do the workers build many buildings?
__________________________________ __________________________________
7.Does Kate sometimes break glasses?
__________________________________ __________________________________
8.Do you always send a letter to Mr Hu?
__________________________________ __________________________________
9.What does the teacher often tell the boys to do?
_________________________ __________________________________
10.How many desks do they buy every term?
__________________________________ __________________________________
11.They sold that kind of shoes in this shop last week.
____________________ __________________________________
12.Cranny told us a story last night.
__________________________________ __________________________________
13.He didn't give the dictionary to me yesterday.
__________________________ __________________________________
14.He didn't buy anything there before he left.
____________________________ __________________________________
15.Did he clean the blackboard just now?
__________________________________ __________________________________
16.When did she cook supper yesterday?
__________________________________ __________________________________
17.Where did she make them?
__________________________________ __________________________________
18.Whose ruler did you borrow?
__________________________________ __________________________________
19.We must tie the young tree to the stick.
________________________________ __________________________________
20.They can't mend the bike in that shop.
__________________________________ __________________________________
21.You should take good care of her baby
.__________________________________ __________________________________
22.You may take it back home.
__________________________________ __________________________________
23.May I look after the baby at home?
__________________________________ __________________________________
24.Must we hand in our exercise-books now?
_________________________________ __________________________________
25.Can you mend this radio here?

Engines are machines( )power or motion.
A.produce B.producing
C.produced D.which producing.
You must be careful when ( )on the highway.
A.you driving B.producing
C.produced C.which producing
( )a carless boy,he forgot all about it
A.Is B Be C.Being D was

Now that the new machines have been bought,________will you do with these old___________?
a.what;one
b.what;one's
c.how;one
d.how;one's