river goes ___ the city and divides it into two A.along B.ac

We have a good P.E.class on Wednesday.The teacher divides the class into four teams 的意思
Each team has a color:red,blue,green and yellow.We play many different games .Every time a team wins a game,the teacher gives them a point.At the end of the class,the red team is the first-it has six points.The blue team is the second-it has three points.The green team is the third-it has two points.The yellow team has only one point,so it is the last.
I am on the red team!

英语翻译
1,An invisible border divides those arguing for computers in the classroon on the behalf of student's career prospects and those arguing for computers in the classroom for broader reasons of radical educational reform.
这个句子的成分到底要怎么划分,我就一直没找到和divide相搭配的介词在哪,怎么读都感觉读不通.
2.It is not simply to raise everyone's job prospects that all children are legally repuired to attend school into their teens.
句中那个that是指哪部分,前面it不是指不定式后面的部分吗
3.computer-education advocates forsake this optimistic notion for a pessimism that betrays their otherwise cheery outlook.
这句话依旧没看懂,otherwise在这里是什么词性?

求divide表示除以的用法..比如6 divided by 2 equals 3, 那如果6 divides 2表示什么……?
be divided by和divides意思有区别么?

帮忙translate
retained project design divides the plants into sub-systenms of equivalent wattage(1 sub-systerm per MWP)
Every substation will be equipped with 2 converters ,allowing a threepphased 50 Hz current production ,able to operate in parallel with the electrical net work
converters`electronic swithes use the IGBT technology (Insulated Gate Bipolar Transistor)

（英文）题
Find the position vector of a point R which divides the line joining two points P and Q whose position vectors are i + 2j - k and -i + j - k respectively in the ratio 2:1 internally and externally
还有知道A(3,2,-1),B(2,3,4) 和 C(0,5,14) 三个点,怎么证明它们在同一条直线上?

谁能帮我作作英语题,万分感谢
题目： 9. The teacher divides the whole class into pairs. Every student works with his or her partner, and all the pairs work at the same time, it is sometimes call ________. With pairs of students speaking in turn in front of the class is called _______.
A：simultaneous pairwork, public or open pairwork
B：public or open pairwork, simultaneous pairwork
题目： 8. Role play is a way of bringing situations from real life into the classroom. When we do it, we ask students to imagine. They may imagine: _________ or both.
A：a role, a situation
B：a role, a place
题目： 12. Activities that are truly communicative have three features: _________.
A：background information, task and feedback
B：information gap, choice and feedback
题目： 13. In practice, to develop students’ communicative competence means to develop their language skills, namely________.
A： writing and speaking
B：listening and reading
C：listening, speaking, reading and writing
D：speaking and writing
题目： 14. An important feature of today’s language classroom is that students do not always study as one big group. Rather, for much of the class time, students are broken down to groups of different sizes. The most common student groupings are ______.
A：lockstep and group work
B：lockstep, pair work, group work and individual study
C：group work and individual study
D：pair work, group work and individual study
这位朋友，应该是5道题吧？谢谢

1)Edward divides 60 stickers into two groups.If 7 times the number of stickers in the smaller group is equal to 3 times that in the larger group,find the number of stickers in the snaller group.
2)There are 18 True-or-False questions in a Mathematics test.2 marks will be given for each correct answer and 1 mark will be deducted for each wrong answer.If Mimi answers all the questions and gets 24 marks,how many correct answers has she got?
请问该怎麼求,最好有解释.
Thanks~

英语翻译
It usually divides into two parts,an upper branch from which are given off the temporal zygomatic and upper buccal branches and a lower branch from which arise the lower buccal,mandibular and cervical branches.These terminal branches of the nerve appear on the face along the anterior margin of the parotid gland as this overlap the masseter muscles.
要自己翻译~不要自动翻译机来直接翻译~
某些专门医学单词可以不翻译~

这个从句为什么还是疑问句式?
He divides them up according to what he thinks are the several senses of the word.
教材说he thinks 是插入语,然后,我想问,为什么后面不是what he thinks the several senses of the word are.这不是从句吗?从句怎么还用疑问句式而不用正常语序?

求divide表示除以的用法..比如6 divided by 2 equals 3,那如果6 divides 2表示什么……?
be divided by和divides意思有区别么?

根据句意及首字母提示，补全句中所缺的单词。

1. The library divides books in c________, such as geography, biology. 2. I am sorry to bring you so much t_________. 3. A fan of the big star had successfully got some great s________ of her. 4. A p________ is someone who works on pictures. 5. I heard that you had passed the driving test. C________ to you! 6. Most of the parents e________ much of their children. 7. Three places of i________ have been warned about being polluted in this city. 8. Every student should attend the graduation c________ before he leaves the school. 9. His father always p________ him up after school. 10. Many people were frightened by the lightening(闪电), i________ my little sister.