2024-2025年北师大版英语必修第二册Unit4课时作业4(带答案).docx

课时作业(四)Lesson3InternetandFriendships

基础知识夯实

Ⅰ.单词拼写

1．95p________(百分数)ofthestudentsinthecollegehaveaccesstomobiledevices.

2．Inmyo________(看法),weshouldviewkidsbeingaddictedtogamesasakindofrebellion(叛逆).

3．Hewasc________(集中注意力)onhisblogwhileIwasdownloadingsomefilms.

4．Alotofthec________(内容)ontheInternetshouldbeconfirmedbeforeweuseit.

5．Manyparentshavel________(有限的)knowledgeaboutwhatabalanceddietis.

6．Thegirldeliveredherspeechwithab________(简明的)account.

7．Obviously,whathesaidatthepartyshowedhiss________(肤浅的)recognitioninthefield.

8．Vocabularyistheb________(基础)ofanylanguagelearning,whichisviewedasareality.

9．Inspring,thesnowwasr________(取代)bymudoverice.

10．Theteacherswarmh________(拥抱)maybringpositiveeffectsforthestudents,especiallythosewhoareshy.

11．Nowadays,youngmenf________(集中注意力)muchonfameandmoney.

12．Accordingtolatestresearch,theproportionofsexwillstillm________(保持)abalanceinthelongrun.

Ⅱ.单句语法填空

1．Caring________theeldersistheresponsibilitythatwearesupposedtotake.

2．________(maintain)anicerelationship,bothsidesareadvisedtofocusonwhattheyhaveincommon.

3．Hekeptinterruptingme,breakingmy________(concentrate).

4．________(brief)speaking,itisagoodbookworthreading.

5．Doyouthinknewspaperswill________(replace)withtheInternetinthefuture?

6．Itisnotwhatyouhavesaidbutthewayyouhaveexpressedit________couldhavebeenbetter.

7．Inthiscase,weareconcerned________thedangerofthemalicious(怀有恶意的)application.

8．Somevideoshavebeenbannedonthebasis________theyaretooviolent.

9．Readinginthestronglightwillbe________(harm)toyoureyes.

10．Her________(argue)forthetripisthatitcanbroadenourhorizons.

11．Allthepeopleare________(concern)thatthediseasewillspread.

12．Itis________(reward)tohelpthosewhoareaddicted