英语Unit 5 A delicate world课后复习题

这是一份英语Unit 5 A delicate world课后复习题，共4页。

Ⅰ.单词拼写
1.This substance will nt _________（溶解）in water.
2.Plants draw minerals and ther_________（养分）frm the sil.
3.They are nly ding what is necessary t prevent the destructin f_________（植物）.
4.Our gal is t make a substantial_________（突破）in the field f agriculture.
5.Under the agreement_________（释放）f cancer-causing chemicals will be cut by abut 80 percent.
6.Official figures shw a sharp_________（下降）in the number f freign turists.
7.The ecsystem is divided int three subsystems the prducer，the cnsumer and the_________（分解者）.
8.At the current rate f decrease，many rain frest animals culd becme_________（绝种的）In less than10 years.
9.His treatment was a_________（结合）f surgery and drugs.
10.Her lawyers say she shuld_________（给……赔偿）fr the suffering she has experienced.
Ⅱ.用方框内短语的适当形式填空
1. Caterpillars（毛虫）________________ a wide range f trees，shrubs and plants.
2.Yu shuld ________________ yur methds s that each methd des a particular jb.
3.They________________ the weekly bat fr their supplies f fd in the past.
4.What we cllected and ________________ became the surce material fr the creatin.
Ⅲ.单句语法填空
1. The _______ (chemistry) disslves in its cnstituent parts when heated.
2.I need t _______ (investigatin) their prpsal further t knw an actual situatin.
3. The energy released by the nuclear reactin _______ (transfrm) int heat.
4. These micrrganisms assist us in _______ (absrb) nutrients frm ur fd.
5. Merchants need t d better and _______ (cnsumer) require them t d s.
Ⅳ.完成句子
1.我们在粉刷墙壁，同时也在修理屋顶。
We are repairing the rf _______ _______ _______ _______ _______ _______.
2.随着这个问题的解决，新疫苗现在已正式生产。
_______ _______ _______ _______ , the new vaccine is nw in regular prductin
3.我们认为对青少年来说学习一门外语是很重要的。
We think it imprtant_______ _______ _______ _______ _______ _______ _______.
4.妈妈讨厌人满嘴食物说话。
Mther _______ _______ _______ _______ _______ with his muth full f fd.
5.生产者必须确保保持产品的质量。
The prducer must see t it_______ _______ _______ _______ _______ _______ _______.
6.他理所当然地认为他们应当在该地区多修建一些公路。
He_______ _______ _______ _______ _______ shuld build mre highways in this area.
7.如果您能指出我的不足之处，我会不胜感激的。
I _______ _______ _______ _______ yu culd pint ut my shrtcmings.
8.校长已明确表示学校会议不会推迟。
The headmaster_______ _______ _______ _______ _______ the schl meeting will nt be put ff.
Ⅴ.单句写作
1.他认为玩电脑游戏没有好处。（it作形式宾语）
_________________________________________________________
2.这个地区的狮子捕食鹿和其他野生动物。（prey n）
_________________________________________________________
3.我们认为期望这个项目在一个月内完成是不现实的。（unrealistic）
_________________________________________________________
4.我能取得那么大的成绩该归功于你。（we it t sb.）
_________________________________________________________
5.互联网使人们互相交流更加容易。（cmmunicate with）
_________________________________________________________
参考答案：
Ⅰ.单词拼写
1. disslve 2. nutrients 3. vegetatin 4. breakthrugh 5.releases 6.decline 7.decmpser 8.extinct 9.cmbinatin 10. be cmpensated
Ⅱ. 用方框内短语的适当形式填空
1.feed n 2. break dwn 3. relied n 4. tk in
Ⅲ.单句语法填空
1.chemical 考查名词。句意：化学制品经加热后便溶解成它的组成部分。chemical化学制品。
2. investigate 考查词性转换。句意：我需要进一步调查他们的建议以了解实际情况。need t d sth.需要做某事，所以应填动词原形。
3. is transfrmed 考查语态和主谓一致。句意：核反应中释放出来的能量被转换为热能。根据句意可知，此处应用被动语态，且主语为The energy，所以填 is transfrmed
4. absrbing 考查动名词。句意：这些微生物能帮助我们从食物中吸收营养。介词in后跟动名词。
5. cnsumers考查名词复数。句意：商家需要做得更好，消费者也要求他们那样做。设空处前没有限定词修饰，应用名词复数。
Ⅳ.完成句子
1. as well as painting the walls 2. With this prblem slved 3. fr teenagers t learn a freign language 4. hates it when smene talks 5. that the quality f prducts is maintained 6. tk it fr granted that 7. wuld appreciate it if 8. has made it clear that
Ⅴ.单句写作
1. He cnsiders it n gd playing cmputer games.
2. The lins in this area prey n deer and ther wild animals.
3. We think it unrealistic t expect the prject t be finished in a mnth.
4. I we it t yu that I can make such a great achievement.
5. The Internet makes it easier fr peple t cmmunicate with each ther.take in, break dwn, rely n, feed n