第十八题为什么选D不选B?

第十八题,

光路图,第十八题.

英语的问题
求几个英语单词
第十八的英文写法（ ） 第十九的英文写法（ ）
二十的英文写法（ ） 二十一英文写法（）
第三十的英文写法（）

第十八题的甲乙丙丁分别是什么?

括号里的词能不能省略?为什么?六年级上册第十八课课后题
1.无论如何,我不能使家乡的孩子们失望,我（终于）拿起了笔
2.我思索,我追求,我（终于）明白生命的意义在于奉献而不在于享受

七年级下英语励耘活页第十八周期末测试
Otso Riiali is a young boy.He is from Finland.
Last year,he went to visit Helsinki’s Korkeasaari Zoo in Finland.In the zoo,he found a brown bear was not happy.It didn’t play with others.
Otso wanted to help this brown bear,but he didn’t know what to do.His grandmother gave him some ideas.Then Otso decided to pick lingonberries(采摘越橘) to raise(筹集) money for that brown bear.”It was hard work and I felt really tired when I picked lingonberries,”said Otso.He made lingonberry juice with the help of his grandmother and sold it.At last,12-year-old Otso gave 200 euros(欧元) to the zoo.And the zoo bought the brown bears new trees(树) as their toys.Otso said he would keep raising money to help more animals.
( )46.____ Helped Otso to make lingonberry juice.
A.Otso’s teacher B.The zoo keeper
C.Otso’s grandmother D.Otso’s classmate
( )47.It was ____ for Otso to pick lingonberries.
A.difficule B.dangerous C.relaxing D.exciting
( )48.The zoo spent the money on buying ____ for the bears.
A.food B.clothes C.houses D.trees
( )49.From the passage(短文) we know ____.
A.Otso likes drinking lingonberry juice
B.Otso would like to help more animals
C.Otso picked fruit with his grandmother
D.Otso has a brown bear at home
( )50.What’s the best title(标题)?
A.A Kind Boy B.A Brown Bear
C.A Good Grandmother D.A Tall Tree

六年级下册语文第十八课《跨越百年的美丽》中,有一道题——" 她从一个漂亮的小姑娘,一个端庄坚毅的女学者,变成科学教科书里的新名词“放射线”,变成物理学的一个新的计量单位“居里”,变成一条条科学定律,她变成了科学史上一块永远的里程碑"这个句子采用了“从.变成.”的句式,这种变成不是一般的变成,而是（ ）
四个“变成”概括了（ ）

各位仁兄偶英文不咋地,
帮我翻译一下：第十一,第十三,第十四,第十五,第十六,第十七,第十八,第十九,第二十一,第二十二,第二十三,第二十四.打个比方是：第九（ninth）这样.

第十八题,答案是（-1,

初二物理第十五题和第十八题

第十八题,请写出具体的解题过程

2009上海卷地理第十八题(而非第18题的选择题)
题目是“2009年7月22日上午上海将能观察到一次壮丽的日全食.”然后有一幅“2009年7月22日月球本影扫过范围示意图”,这是一个大题,有四小问.
需要看图的

英语翻译
我是大一的,二外是西班牙语,正在学现代西班牙语第一册,学到第十八课,
1.我们课间休息十分钟
2我刚下班,现在不想跟任何人说话
3这件衬衫比那件漂亮,而且和那件一样便宜
4马里奥是个可爱又开朗的年轻人,他会开车
5那个穿白衬衫的金发女人像是系上的外教
6她走近小汽车去看里面有什么
7我到处都找不到苏珊娜,她刚出去了,想必在体育馆
8据说期末考试并不难
9你有空吗?陪我去图书馆吧,很抱歉,我不能陪你去
10打扫完房间号,马诺罗去超市买水果
我是英语专业的,我觉得西语学着好难啊……请有经验的人告诉我该怎么学习好吗……跪求指点迷津

七年级下英语励耘活页第十八周期末测试
( )1. ---What do you want to be,Lily?
----I want to _____a reporter. I like meeting and talking to people.
A.work for B.work in C.work with D.work as
( )2. ---He is very busy with his work, _____he goes to see his grandmother every week.
A.so B.or C.but D.and
( )3. ---What does your mother look like?
----She _____ .
A.is tall and beautiful B.is an English teacher. C.likes listening to music. D.is very kind.
( )4. --- __________
----A teacher,but I’m not sure.
A.How is the girl? C.Where is the girl from? B.What does the girl do? D.Who is the girl?
( )5. ---Hurry up,Mum. I’m late for school.
----Wait for a moment.I’m your younger sister.
A.putting on B.wearing C.in D.dressing
( )6. ---Do your parents like China?
---Yes, _____do.
A.you B.she C.he D.they
( )7. --- does your uncle look like?
---He’s tall and has brown hair.
A.How B.Why C.What D.Who
( )8. ---Can you come over to help me,George?
----Sorry,Mum.I _____ with my pen pal on QQ.
A.talked B.talk C.am talking D.will talk
( )9. ---Is _____ in the classroom?
----No,sir. Dick isn’t here .He is ill at home.
A.somebody B.everybody C.nobody D.anybody
( )10. I like walking on the beach. It’s _____.Ican be really _____ at that time.
A.relaxes; relaxing C.relaxed; relaxing B.relaxing; relaxed
D.relax; relaxed
( )11. ----Shall we leave now?
----Don’t hurry. We still have _____ time left.
A.little B.a little C.few D.a few

第十八题 过程 俩小题 相交线,平行线与平移 跪求解答 求求你们帮帮我 我们老师布置了好多作业 写

第十八题 过程 俩小题 相交线,平行线与平移 跪求解答 求求你们帮帮我 我们老师布置了好多作业 写不完啊 快者必好评 求求各位帮帮我

第十八课《将相和》
精读课文,你会发现每个故事都有矛盾的发生.发展和结果,但三个故事之间又有其内在的联系.想一想,前两个故事之间有什么关系?它的结果和第三个故事又有什么关系?

第十八课 别了,我爱的中国 海水满盈盈的,照在夕阳之下,浪涛像小孩子似得跳跃不定,水面上一片金光.
这句话是作者在（）看到的优美景色,用（）来比喻（）,形象写出了浪涛（）的样子.与前文描写的（）形成鲜明的对比.表达了作者对祖国的（）.
快

六年级下册数学书第102页第十八题
用一个圆规和一个三角板怎么画成一个六边形?亲们

广东省东莞市2012届高三理科数学模拟题（三）的第十八题可以用传统几...
广东省东莞市2012届高三理科数学模拟题（三）的第十八题可以用传统几何来解吗?可以的话用新浪微博通知我jituanyi@sina.com