外研版 (2019)必修 第二册Unit 6 Earth first课后作业题

这是一份外研版 (2019)必修 第二册Unit 6 Earth first课后作业题，共5页。试卷主要包含了单词拼写，单句语法填空，完成句子，课文语法填空等内容，欢迎下载使用。
1. When faced with s much infrmatin, we must keep ur eyes pen and tell whether the infrmatin is true r________（错误的）.
2. Dn't frget t turn n the airplane________（模式）befre the plane takes ff.
3. In the future, the________（电）generated by wind farms will be much cheaper than that frm traditinal surces such as gas, cal and il.
4. She accused them f________（泄露）cnfidential infrmatin abut her private life.
5. Mdern cmputers can rganize large________（数量）f data very quickly.
6. The________（平均的）annual incme in ur area is abut 50, 000 yuan per persn.
二、单句语法填空
1. Mre and mre parents are ________ (cncern) abut the efficiency f their children' study at hme during the epidemic, lking frward t resuming classes.
2. One f my friends mistk my sister ________ me yesterday, because we are twins and lk very similar.
3. The________ (majr）f the residents chse t stay at hme rather than g ut t travel during the Spring Festival due t the wide spread f the virus.
4. Teenagers shuldn't ________ (remve）frm schl althugh they dn't d well in studies. Instead, teachers shuld educate them with mre patience.
5. Eating t much sweet is bad ________ yur teeth s yu'd better try t avid it.
6. When we judge his perfrmance, I think we shuld take his age ________ accunt.
7. The revlutinists f the lder generatin made great ________ (cntribute) t ur cuntry's struggle fr the independence.
8. It is very embarrassing fr many yung single men and wmen when their parents urge them________ (marry) as sn as pssible.
9. It is difficult fr the plastic bags t break ________ in the sil. Therefre, with the implementatin f the plastic limit, they are gradually replaced by recyclable materials.
10. Our city has develped int a big ne, which is fur times________ (large) than it used t be.
三、完成句子
1. 读完这篇文章花了我三个小时，但是我仍然没有理解主旨。
It ________ ________ ________ ________ ________ ________this essay, but I still didn't understand the main idea.
2. 电影《温暖的抱抱》告诉我们要用乐观的态度面对困难，很值得去看。
The mvie Warm Hug, which tells us t face difficulties with an ptimistic attitude, is ________ ________ ________.
3. 我们班女生的数量是男生的3倍。
There are ________ ________ ________ ________ ________ ________ bys in ur class.
4. 是汤姆教你们英语吗?
________ ________ ________ ________teaches yu English?
四、课文语法填空
Here 1 (be) sme cmmn green truths that have been shwn t be nly half true, r even 2 (cmplete) false.
First, paper shpping bags are better than plastic nes. In fact, bth kinds f bags are bad 3 the envirnment. Plastic bags cause litter and are a danger t wild animals, 4 mistake them fr fd. It takes hundreds f years fr plastic 5 (break) dwn. Hwever, making a paper bag uses fur 6 (time) as much energy as making a plastic bag and up t three times the amunt f water.
Secnd, when yu turn ff a device, it stps using pwer. Electricity cntinues t leak frm the device, even when it 7 (turn) ff. S we shuld remve the plug frm its pwer supply.
Third, eating lcal fd is gd fr the envirnment. In fact, 8 is the prductin f fd that uses mst f the energy. In sme cases, lcal prduce might have used 9 (much) energy than prduce grwn a lng way away even taking int accunt its transprt.
Furth, it's better t take a shwer than a bath. Actually, if yu spend mre than eight minutes in a shwer, yu'll use as much water as in a bath-abut 50 litres f water.
Envirnmental awareness is nw part f daily life. But it's wrth 10 (check) cmmn ideas and pinins t see what's really green.
1. ________ 2. ________ 3. ________ 4. ________ 5. ________
6. ________ 7. ________ 8. ________ 9. ________ 10. ________
参考答案：
一、单词拼写
1.false 2.mde 3.electricity 4.leaking 5.amunts 6.average
二、单句语法填空
1.cncerned考查形容词。句意：越来越多的家长担心疫情期间孩子在家学习的效率，期待着复课。be cncerned abut意为“焦虑，担忧”，故本空应用形容词cncerned.。
2.fr考查介词。句意：昨天我的一个朋友把我妹妹错当成我了，因为我们俩是双胞胎，看起来很像。意为“把……错当成……”，故本空应用介词fr。
3.majrity考查名词。句意：由于病毒的广泛传播，春节期间大部分居民都选择待在家里而不是外出旅游。the majrity f…意为“大多数……”，故本空应用名词majrity“多数，大多数（人或物）”。
4.be remved考查被动语态。句意：即使青少年们在学业上做得不好，也不应该被学校开除。相反，老师应该更耐心地教育他们。本空动词与空前shuldn't一起在主句中作谓语，且remve和主语Teenagers之间为被动关系，故本空应用被动语态。
5.fr考查介词。句意：吃太多的甜食对你的牙齿有害，所以你最好尽量避免甜食。be bad fr意为“对……有害”，故本空应用介词fr。
6.int考查介词。句意：我们评价他的表演时，我认为我们应该把他的年龄考虑在内。take…int accunt意为“把……考虑进去”，故本空应用介词int。
7.cntributins考查名词。形容词great后应用名词，且cntributin意为“贡献”时为可数名词，故用其复数形式。make cntributins t意为“为……做出贡献”。
8.t marry考查不定式。句意：对于许多年轻的单身男女来说，当他们的父母催促他们尽快结婚时是很尴尬的。urge sb. t d sth.意为“力劝某人做某事，敦促某人做某事”，故本空应用不定式作宾语补足语。
9.dwn考查固定短语。句意：塑料袋在土壤中很难分解。因此，随着限塑令的实施，它们逐渐被可回收材料取代。break dwn意为“分解”，故本空填dwn。
l0.larger考查形容词比较级。句意：我们的城市已经发展成了一个大城市，是原来的四倍大。此处包含“倍数+比较级+than”结构，根据空后than可知，本空应用形容词large的比较级形式。
三、完成句子
1.tk me three hurs t read 2.well wrth seeing 3.three times as many girls as
4.Is it Tm wh/that
四、课文语法填空
1.are考查主谓一致。句意：有一些常见的环保真理被证明只有一半正确，或者甚至是完全错误。本句主语truths为复数，故本空应用are。
2.cmpletely考查副词。句意参考上题。本空修饰形容词false，故应用副词cmpletely“完全地”。
3.fr考查介词。句意：事实上，两种袋子都对环境有害。be bad fr意为“对……有害”，故本空应用介词fr。
4.which考查非限制性定语从句。句意：塑料袋造成垃圾并且对把它们错当成食物的野生动物来说是一种威胁。本空引导非限制性定语从句，修饰名词animals，且在从句中作主语，指物，故应用关系代词which。
5.t break考查不定式。句意：塑料分解需要几百年的时间。本句中it为形式主语，故本空应用不定式作真正的主语。
6.times考查名词复数。设空处前有基数词fur，time意为“倍”时，为可数名词，故应用其复数形式。
7.is turned考查时态及语态。分析句子可知本句阐述的是一般事实，故应用一般现在时，且it和turn ff之间为被动关系，故本空应用一般现在时的被动语态。
8.it考查强调句型。句意：事实上，消耗大部分能源的是食品生产。本句为强调句型，故本空应用it。
9.mre考查比较级。句意：在某些情况下，即使把运输考虑进去，当地的农产品消耗的能源也可能比种植在很远地方的农产品还要多。根据空后than可知本空应用比较级形式。
10.checking考查动名词。be wrth ding意为“做某事是值得的”，故本空应用动名词形式。