Unit 3 Animals Are Our Friends课时练习（含解析）

Unit 3 Animals Are Our Friends
一、单选题（共10小题；每小题5分，满分50分）
1．—The tiger in this cage is an adult so don’t get close to it.
—I agree. It’s big enough to cause some danger.
A．a fully grown animal B．a tiny animal C．a healthy animal
2．—Is there anything special in the tower
—Yes, there is a hole at the bottom of the tower.
A．the top B．the highest part C．the lowest part
3．— We have missed the last bus. What shall we do
— Let’s take a taxi. We have no other ________ now.
A．reason B．habit C．choice
4．— There is a tiny bag on the back of the little bird.
— I know. The bag is used to collect weather information.
A．very heavy B．very small C．very new
5．I like history best, because it is so for me.
A．interesting B．cute C．dangerous
6．—The bus has left. What should we do
—Let’s take a taxi. We have no other ________ now.
A．choice B．symbol C．notice
7．— Animals are our friends. People shouldn’t kill them.
— I think so. We should protect animals.
A．keep…clean B．make…save C．keep…safe
8．—Mum, I have set the table. Let me put these dishes on the table.
—OK. But be _______ not to burn yourself.
A．lucky B．careful C．brave
9．At yesterday’s meeting, we mainly had a(n) ________ about the learning plan.
A．discussion B．competition C．vacation
10．My sister used to watch TV after supper, but now she ______ taking a walk.
A．is used to B．used to C．Used
二、单词填空（共5小题；每小题4分，满分20分）
11．The parents ________________ (告诫) their kids not to swim in the river.
12．My school is three __________ (英里) from my home.
13．These girls don’t want to be ________(肥胖的).
14．The ancient emperors built the wall to _______(保护) their part of the country.
15．The dove is the ________ (象征) of peace.
三、句子翻译（共5小题；每小题6分，满分30分）
16．小明很勇敢，告诉了父母真相。
________ ________ ________ ________ Xiaoming to tell his parents the truth.
17．我想知道如何阻止人们杀害动物。
I wonder how to ________ people ________ ________ animals.
18．当你面临任何危险时，你必须保持冷静。
You must keep calm when you ________ ________ ________.
19．设立公共标志是保护我们免受危险的一个正确方式。
Putting up public signs is ______________________________________________________.
20．红色和白色是好的搭配，因为有力量的红色能平衡沉静的白色．
Red and white are_______________，as the powerful red___________ the calm white．
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答案以及解析
一、单选题
1．答案：A
解析：句意：——这个笼子里的老虎是一只成年虎，所以不要靠近它。——我同意。它大到足以造成一些危险。考查同义词。a fully grown animal一只成年动物；a tiny animal一zhi小动物；a healthy animal一只健康的动物。根据“ It’s big enough to cause some danger.”可知，an adult表示“一只成年虎”，与A同义。故选A。
2．答案：C
解析：句意：——在这个塔里有什么特别的东西吗？——是的，在塔的底部有一个洞。考查名词辨析。the top顶部；the highest part最高的部分；the lowest part最低的部分。根据“the bottom”表示“底部”，可知与the lowest part意思相近。故选C。
3．答案：C
解析：句意：——我们错过了末班车。我们该怎么办？——我们坐出租车吧。我们现在别无选择。考查名词辨析。reason原因；habit习惯；choice选择。根据“Let’s take a taxi.”可推断，应该是没有其它“选择”只能坐出租车。故选C。
4．答案：B
解析：句意：——小鸟的背上有一个小袋子。——我知道。这个袋子用来收集天气信息。
考查形容词辨析。heavy重的；small小的；new新的；tiny极小的。根据“There is a tiny bag on the back of the little bird.”可知，是一个小袋子，故选B。
5．答案：A
解析：句意：我最喜欢历史，因为它对我来说很有趣。考查形容词辨析。interesting有趣的；cute可爱的；dangerous危险的。根据“I like history best, because it is so...”可知因为有趣，所以最喜欢，故选A。
6．答案：A
答案：句意：——公交车走了。我们该怎么办？——我们打车吧。现在没别的选择了。考查名词词义辨析。choice选择；symbol象征；notice通知，布告。根据“The bus has left.”以及“Let’s take a taxi.”可知，无法乘坐公交车了，那么除了打车别无选择。故选A。
7．答案：C
解析：句意：——动物是我们的朋友。人们不应该杀死他们。——我想是的。我们应该保护动物。考查动词短语辨析。keep…clean保持……清洁；make…save使……救助；keep…safe保持……安全。protect，保护，和“keep… safe，保持……安全”同义。故选C。
8．答案：B
解析：句意：——妈妈，我已经摆好餐桌了，让我把菜放到桌子上吧。——好的，但是小心不要烫伤自己。考查形容词辨析。lucky幸运的；careful小心的；brave勇敢的。根据“not to burn yourself”可知，别烫伤自己，应该是小心的。故选B。
9．答案：A
解析：句意：在昨天的会议上，我们主要讨论了学习计划。考查名词辨析。discussion讨论；competition比赛；vacation假期。根据“we mainly had a(n) … about the learning plan.”可知，要用discussion；have a discussion表示“进行讨论”。故选A。
10．答案：A
解析：句意：我的妹妹过去晚饭后看电视，但是现在她习惯散步了。短语be used to doing表示习惯于做某事；used to do sth.表示过去常常做某事；根据题意，故选A。
二、单词填空
11．答案：warn
12．答案：miles
13．答案：fat
14．答案：protect
15．答案：symbol
三、句子翻译
16．答案：It was brave of
17．答案：stop/keep/prevent from killing
18． 答案：face any danger
19．答案：a proper way to keep us from danger
20． 答案：a good match balances
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