人教版高二英语必修第一册 Unit 5 重点单词变形，词组，语法，句型练习（含答案）.docxVIP

人教版高二英语必修第一册Unit5重点单词变形，词组，语法，句型练习（含答案）

单词变形

1．devotevt.把……献(给)；把……专用于；专心于→n．献身；忠诚；热爱

2．convincevt.使相信；使确信；说服→adj.有说服力的；使人信服的

→adj.确信的；坚信的

3．assumptionn．假定；设定；(责任的)承担；(权利的)获得→v．假定；设想

→conj.假定；假设

4．consumptionn．消耗；消耗量；消费→vt.消耗；消费；吃；喝

→n．消费者；用户；客户

5．saltyadj.含盐的；咸的→n．盐

6．extensionn．扩建部分；扩大；电话分机→vt.伸开；展开；延伸

7．chemicaladj.与化学有关的；化学的n．化学制品；化学品→n．化学

8．nutritionaladj.营养(物)的→adj.有营养的；营养丰富的→n．营养；滋养

9．depthn．向下(或向里)的距离；深(度)→adj.深的→vt.加深；(使)变深

重点词组

1．devote...to

2．becomprisedof

3．deepdown

4．inturn

5．forinstance

一、用单词的适当形式完成句子

1．Thegirlmadean(assume)thatshecouldn’tbeadmittedintoakeyuniversity.

2．(convince)thatthegovernmentcanleadthemoutofthefinancialcrisis,peopleareoptimisticaboutthefutureofthecountry.

3．Oncethisdifficulty(overcome),wewillhavenofurtherproblems.

4．Thedark,thewind,thethunderingcloudsheldme(entire)intheirpower.

5．Thisphotoshowshowthe(root)ofplantsgodeeplyintothesoil.

6．Thedealisestimated(be)wortharound$1.5million.

7．remainsimportantisthatwehaveanincredibledesiretothinkandcreate,andthat’stherealspiritofinvention.

8．Itmakesnodifferencesyousupportmyplanornot.

9．Itisnotcleartothepublicusethenewinventioncanbeoftohumanlife.

10．Wehavenooffood,clothingoranyotherdailynecessities.(short)

11．Debbiethendidsomemore(convention)chestcompression(按压)untiltheambulancearrived.

12．Someplantsproducesomesmelly(chemical)tokeepinsectsaway.

13．Therearenoplans(expand)thelocalairport.

14．Sheis(convince)nottomarryhimbyher