Unit5 The human brain 重点语法：条件状语从句100题（四大题型，分层练习）（原卷版）.docx

Unit5Thehumanbrain

重点语法：条件状语从句100题（四大题型，分层练习）

目录

TOC\o1-3\h\u语法知识精讲 1

语法知识精练 1

题型一：if/onlyif引导条件状语从句 1

题型二：unless引导条件状语从句 7

题型三：aslongas引导条件状语从句 12

题型四：条件状语从句综合训练（较难） 17

语法知识精讲

常用连接词：if,unless,as/solongas，onconditionthat等。

1.unless=ifnot

?Letsgooutforawalkunlessyouaretootired.

=Ifyouarenottootired,letsgooutforawalk.

2.主将从现原则

?Aslongasyoufeedhim,hewillbecooperative.

3.祈使句+and/or/otherwise+一般将来时

?Ifyouuseyourhead,you’llfindaway.

=Useyourheadandyou’llfindaway.

语法知识精练

题型一：if/onlyif引导条件状语从句

1．Ourcountrywillbebetter________wealldosomethingtohelp.

A．if B．before C．but D．unless

2．—Canstudentsgoonlineduringlessons?

—Theycan________itisforthatlesson.

A．and B．but C．if D．so

3．IfNancy________herfriend’sinvitation,shewillbeveryunhappy.

A．refuse B．refused C．refuses D．willrefuse

4．Ifyouarelazyinspring,you________nothinginautumn.

A．harvested B．willharvest C．areharvesting D．haveharvested

5．—IfNick________hometoolate,he________hisfavouritecartoon.

—Ithinkso.

A．gets;misses B．gets;willmiss C．willget;misses D．willget;willmiss

6．—Let’sgotothecommunityifit________tomorrow.??

—Butnobodyknowsifit________tomorrow.

A．won’train;rains B．doesn’train;rains C．won’train;willrain D．doesn’train;willrain

7．________youareundertoomuchpressure,someclassicalmusicmightjusthelp.

A．Unless B．If C．Because D．Although

8．—Linda,let’shaveapicnicthisSunday.

—Soundsgood.IfI________myhomework,Iwillgowithyou.

A．finish B．finished C．willfinish D．havefinished

9．Ourcitywillbemuchbetter________wealldosomethingtohelp.

A．before B．if C．sothat D．eventhough

10．Wewillhavelittlewatertodrink______wedon’tsaveit.

A．if B．unless C．until D．though

11．Theywillstayathome________theweatheristerrible.

A．sothat B．although C．if D．but

12．Ifyou________intheexam,youwillletyourmotherdown.

A．fail B．