外研版 (2019)必修 第一册Unit 5 Into the wild课后作业题

这是一份外研版 (2019)必修 第一册Unit 5 Into the wild课后作业题，共4页。试卷主要包含了单词拼写，用方框内短语的适当形式填空，用所给提示词的适当形式填空，单句语法填空，课文语法填空等内容，欢迎下载使用。
1. China's Beidu-3 Navigatin Satellite System can help yu find yur accurate________（位置）.
2. On December 28, 2020, a deal was reached fr 119 drugs, with their prices drpping by an average f 50. 64________（百分比）.
3. The yung man is trying t________（寻找）an pprtunity t shw his ability t the manager.
4. Hangzhu is increasingly becming a ht place fr Chinese graduates returning frm verseas, with an average________（每年的）salary f 282,800 yuan.
5. The blue________（鲸）is believed t be the largest living thing n the planet.
6. We must m the length and width f the rm t get the exact size f it.
7. He was strngly against my plan at first, but e he accepted it gladly.
8. A c is an rganizatin which aims t help peple in need.
二、用方框内短语的适当形式填空
millins f; in truble; cut dwn; make sure; feed n
1. He will be ________if he desn't bey the traffic rules.
2. It is knwn that t the cws and sheep mainly ________grass.
3. Yu must ________yu have lcked the dr befre yu leave.
4. Peple used t ________the trees and grw crps n the land.
5. The Great Wall is s well-knwn a turist attractin that ________peple visit it every year.
三、用所给提示词的适当形式填空
1. Frm the ________expressin n his face, we knew that he was ________t take up the jb, which needed great patience and ________. （determine）
2. It is an ________discvery s we are ________at it; t ur greater ________, it is a disabled man wh made the discvery. （amaze）
3. The cuple ________the accident, but they were the nly tw They felt lucky fr their________. （survive）
4. Peple ________frests and rivers fr their wn benefit. Their ________activities are likely t cause the ________f the earth. （destry）
5. The expert said it is a safe and ________medicine and has very few side ________n yur bdy. （effect）
四、单句语法填空
1. In rder t see the sunrise, they determined________（set）ff early the next mrning.
2. The________（slve）is nt perfect but n ne c can cme up with a better ne at the mment.
3. Human activity has a big effect ________the envirnment.
4. The number f wild animals in the wrld________（crash）by abut 60 per cent in the past 40 years.
5. The mre careful yu are when yu crss the rad, the________（safe）yu will be.
五、课文语法填空
Every autumn, millins f the Nrth American mnarch butterflies manage 1 （travel）arund 4,000 kilmetres suth and find their way t places 2 they will spend the winter.
A team f scientists 3 （lead）by Prfessr Eli Shlizerman at the University f Washingtn has discvered that the mnarch is able t tell the time f the day and then uses 4 （it）eyes t measure the psitin f the sun. These tw 5 （piece）f infrmatin allw the butterfly t determine which way it needs t g.
The mnarch's ppulatin 6 （crash）by as much as ninety per cent in the last few years. 7 （sad）, human activity is the main reasn why 8 number f the Nrth American mnarch butterflies is falling.
The research n the mnarch's behaviur has hwever led 9 a greater awareness f this creature. The mre we knw abut this lvely creature. the 10 （great）the chance it will survive.
1. _________ 2. _________ 3. _________ 4. _________ 5. _________
6. _________ 7. _________ 8. _________ 9. _________ 10. _________
参考答案：
一、单词拼写
1.psitin 2.percent 3.seek 4.annual 5.whale 6.measure 7.eventually 8.charity
二、用方框内短语的适当形式填空
1.in truble 2.feed n 3.make sure 4.cut dwn 5.millins f
三、用所给提示词的适当形式填空
1.determined; determined; determinatin
2.amazing; amazed; amazement
3.survived; survivrs; survival
4.destry; destructive; destructin
5.effective; effects
四、单句语法填空
1.t set考查不定式。句意：为了看日出，他们决定第二天早上早点出发。determine t d sth.意为“决定做某事”，故本空应用不定式作宾语。
2.slutin考查名词。句意：这个解决办法并不完美，但目前没有人能提出一个更好的解决办法了。本空在句中作主语，故应用名词形式。
3.n考查介词。句意：人类活动对自然环境有很大的影响。have an effect n意为“对……有影响”，故本空应用介词n。
4.has crashed考查时态。句意：在过去的40年里，世界上野生动物的数量锐减了大约60%。根据时间状语in the past 40 years可知，本空应用现在完成时。
5.safer考查比较级。句意：过马路时你越小心，就越安全。本句为“the+比较级...，the+比较级...”句型，故本空应用形容词safe的比较级形式。
五、课文语法填空
1.t travel考查不定式。句意：每年秋天，数百万北美洲黑脉金斑蝶设法向南飞行约4,000公里，找到通往它们过冬的地方的路。manage t d sth.意为“成功做成某事”，故本空应用不定式作宾语。
2.where考查定语从句。句意同上。本空引导定语从句，修饰名词places，在从句中作地点状语，故应用关系副词where。
3.led考查过去分词。句意：一支由伊莱·史利泽曼教授领导的来自华盛顿大学的科学家团队发现，黑脉金斑蝶可以判断一天中的时间，另外还能用眼睛来测量太阳的位置。本空修饰名词短语A team f scientists，且和被修饰短语之间为逻辑上的被动关系，故本空应用过去分词作定语。
4.its考查代词。句意同上。本空修饰名词eyes，故应用形容词性物主代词its。
5.pieces考查名词复数。句意：这两条信息可以让黑脉金斑蝶决定它需要往哪个方向走。piece为可数名词，根据空前These tw可知，本空应用复数形式。
6.has crashed考查时态。句意：黑脉金斑蝶的数量在过去的几年内骤减了百分之九十之多。根据时间状语in the last few years可知，本空应用现在完成时。
7.Sadly考查副词。句意：遗憾的是，人类活动是黑脉金斑蝶数量下降的主要原因。本空修饰整个句子作状语，故应用副词形式。
8.the考查冠词。句意同上。the number f意为“……的数量”，故本空应用定冠词the。
9.t考查介词。句意：不过，对黑脉金斑蝶行为的研究也带来对这种生物更多的认识。lead t意为“导致，带来”，故本空应用介词t。
10.greater考查比较级。句意：我们对这一可爱的生物了解得越多，它得以存活的机会就越大。本句为“he+比较级…，the+比较级…”句型，故本空应用形容词great的比较级形式。