九年级英语全册《Unit13We’retryingtosavetheearth（第3课时）》当堂达标题人教新目标版(new)

1、unit 13 we are trying to save the earth!section a (grammar focus4c）。 根据句意及所给汉语提示，写出句中所缺单词。1。 dont play a joke on him about his weight its _(残忍的)。2。 you are supposed to know the _ (法律) of your own country.3. can these toys be _（回收利用)?4。 these materials are widely used in _（工业）. 5。 they walked because

2、 they couldnt _(负担得起） a taxi.6。 to solve this problem, we need to learn more _（科学的) knowledge。. 根据句意，从方框中选择恰当的单词填空，有的需要变换形式。reuse, shark, ecosystem, transportation， fin1。 people need to get out of their cars and use public _2. we saw two _ in the wild zoo。 they are large and have sharp (尖的） teeth。3.

3、 things that are _ can be used more than once。 4. do fish use their _ to swim?5。 a（n) _ is about all the plants and animals that live in a specific （特定的） area。. 根据句意及所给汉语提示，用恰当的短语填空。1。 one third of boys in my class _(参加) the running race last week.2。 please _（关掉） the tv. its too noisy.3. the doctor

4、says fruit juice _（对有害) childrens teeth.4. if you dont work hard now， youll _（为付出代价） it later when you fail your exams。 5. they had a picnic _（在顶部） of the hill。6。 last month they _（采取行动) to prevent water pollution.7. insects are fairly low on _（食物链). 8。 one of his fingers was _(切掉) in the accident。9

5、. _ （的数量） trees has increased in the past few years。10。 helen _(不再） practices the piano. 将下列句子翻译成英语。1。 张丽现在在图书馆看书。_2。 这条街道过去很脏._3. 那个国家讲什么语言？_4。 我以前从来没有乘飞机旅行过._5。 他七岁时就会弹吉他._ _九年级英语第13单元当堂达标题答案及解析 第3课时. 1。 cruel 2. laws 3. recycled 4。 industry 5。 afford 6。 scientific（解析略）. 1。 transportation 2. shark

6、s 3。 reusable 4. fins 5. ecosystem（解析略）iii.1。 took part in解析: last week是过去时的标志词，结合短语take part in 的考察。2。 turn off 解析： turn off关掉.3 。 is harmful to解析： be harmful to对有害。 4。 pay for解析: pay for为付出代价.5. at the top of解析: at the top of 在顶部。6. took action 解析: take action采取行动，根据句子得出使用一般过去时态。7. the food chain解

7、析: the food chain食物链。8. cut off 解析: cut off切掉。9. the number of解析： the number of的数量.10。 no longer解析： no longer不再. 1. zhang li is reading in the library now。2。 this street used to be dirty。3. what language is spoken in that country？4. i have never traveled by plane before。5。 he could play the guitar w

8、hen he was seven。尊敬的读者：本文由我和我的同事在百忙中收集整编出来，本文档在发布之前我们对内容进行仔细校对，但是难免会有不尽如人意之处，如有疏漏之处请指正，希望本文能为您解开疑惑,引发思考。文中部分文字受到网友的关怀和支持，在此表示感谢！在往后的日子希望与大家共同进步，成长。this article is collected and compiled by my colleagues and i in our busy schedule. we proofread the content carefully before the release of this article, but it is inevitable that there will be some unsatisfactory points. if there are omissions, please correct them. i hope this article can solve your doubts and arouse