2024-2025年北师大版英语必修第二册Unit5课时作业1(带答案).docx

课时作业(一)TopicTalk

基础知识夯实

Ⅰ.单词拼写

1．Al________(讲座)onhowtosurvivenaturaldisasterswillbeheldinthecollegehall.

2．O________(过度使用)plasticmustcausegreatdisasterstotheearth.

3．Ihaventworkedoutabettert________(题目)formylecture.

4．Nowadaysmanyexpertsareattachingmuchimportancetodisastersthatc________(气候)changemaycause.

5．Toprotectourworldfromdisasters,weshouldlearnaboute________(生态学).

6．Thesmallparkacrossthestreetisusuallynotc________(拥挤的)atthistimeofday.

7．Theparentsweres________(使震惊)bythenewsthattheirsonneededaninstantoperationonhisknee.

8．Thee________(爆发)ofanykindofdisasterwillbringagreatlosstohumanbeings.

9．Thel________(风景)inthecountryisfantasticalthoughtherearesometimeshurricanes.

10．Theexpertandhisteamworkersareexploringtheuniquei________(昆虫)inthejungle.

11．Measuresshouldbetakentokeepthes________(土壤)frombeingwashedawayintheflood.

12．Floodisakindofd________(灾难)whichoftenhappensinthesouthofAmerica.

13．ThePLAisoftensenttosavepeoplefromdisasters,suchasf________(洪水)andlandslides.

14．D________(干旱)oftenbringsmanydeathstoanimalsandplants,whosedamageequalsotherdisasters.

15．Theprofessormadeaspeechtopresenthisc________(意见)onecology.

Ⅱ.单句语法填空

1．Ifpesticides________(overuse)onfruitsandvegetables,disastersmaybecausedtohealth.

2．________(million)ofpeopleareforcedtoleavetheirhousebeforetheeruptionofthevolcano.

3．Youcanchoosefromthese________(title)foryourownessayonnaturaldisasters.

4．Sometimesscientistsstudythose________(insect)fromthejungletoinfertheclimatechangethere.

5．Thedamagecausedbythefloodinthesouth________(shock)thewholecountryyesterday.

6．WhenatcollegeIwasfondofmostofProfessorLius________(lecture)onecology.

7．Haveyouhadany________(comment)aboutthecauseofthedisaster?

8．Thestreetonce_