20202021学年八年级英语下册unit3animalsareourfriendslesson17savethetigers课时作业新版冀教版.doc

Lesson 17　Save the Tigers
Ⅰ.根据句意及首字母提示补全单词
1．One hundred years is a c________．
2．The men showed great c________ whilem a fire.
A．excellent B．brave
C．lazy D．strict
(　　) mother posted her some books and a lot of money________．
A．either B．also
C．as well D．as well as
(　　) shouldn't ________ too many trees. It's bad for the environment.
A．cut down B．put down
C．write down D．turn down
(　　)15.—Most of the wild animals are ________ because of their bad living environment.
—So we must do something to save them.
A．in need B．on duty
C．at work D．in danger
Ⅳ.根据汉语意思完成句子，每空一词
16．保持鸟类数量平衡很重要。
________ ________ to keep the number of birds________ ________.
17．今晚的气温将降到零摄氏度。
Tonight's temperature is going to ________ ________ 0℃.
18．这艘船面临沉没的危险。
The ship is ________ ________ ________ sinking.
19．他会写歌，也会弹吉他。
He can write songs and play the guitar ________ ________．
20．在四月初张先生必须完成这个课题。
Mr. Zhang must finish the project ________ ________ ________ ________ April.
Ⅴ.词语运用
阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。
Hello. We are students from Thailand, and we want to save the elephants. The elephant is one of Thailand's (symbol). Our (one) flag had a white elephant on it. This is a symbol g