Unit 6 Sunshine for all语法专项讲练题2021-2022学年仁爱版英语八年级下册（含答案）

八下（仁爱版）Unit 6 语法专项讲练题
一、语法精讲（时间状语从句）
引导时间状语从句的连接词：
when, while, as (当...的时候） as soon as （一...就...) before (在...之前）
after （在...之后） since （自从） until （直到....才/为止）
while 只与延续性动词连用，且强调主从句动作同时发生
when 既可与延续性动词也可与瞬间性动词连用
While I was doing my homework, my mother was cooking.
He is watching TV when the bell rings.
since 自从 （用于现在完成时）
I have made many friends since I came here.
until 直到...为止 （表示主句的动作一直持续到从句的动作发生）
He waited for his father until it was twelve o’clock. 他等他父亲直到12点。
not...until (表示主句的动作在从句动作发生之前尚未发生）
I didn’t go to bed until my father came back home. 直到我爸爸回来我才睡觉。
as soon as 一...就..... （如果主句用将来时，从句用一般现在时）
I will tell you as soon as I get there.
巩固练习
选择下列词组填空，每词限用一次
when, before, as soon as, as, while, since
________I made a decision, I thought carefully about it.
He was busy practicing playing the piano _________I came in.
He was so tired that he fell asleep ________he lay down.
_______she gets older, she becomes more and more beautiful.
________Dad was washing his car, Mom was cooking.
I have made great progress _________I put my heart in English.
填入适当的连词
________he comes tomorrow, I’ll tell you where he lives.
I waited ___________my dad came back.
I was Susan just __________she was getting off the train.
The thief(小偷)ran away____________he caught the sight of the policeman.
_________Miss Ding was speaking, everyone listened to her carefully.
He didn’t come back ___________he finished all his work.
I will call you ___________I get to Beijing.
She danced ____________she sang.
Mother was cooking __________father was reading the newspaper.
I was raining __________I got to school.
句型转换
Darren was reading the Ren’ai English Post when Michael came in.（改为同义句）
___________Darren was reading the Ren’ai English Post, Michael_________in.
He didn’t raise his head until someone slapped him on the back. （改为同义句）
He________his head _________someone slapped him on the back.
The teacher went home after he went over the students’ homework yesterday.
（改为同义句）
The teacher ________go home ________he went over the students’ homework yesterday.
Lucy will give a phone call to her friend. Lucy will get off the plane.
（用as soon as 合并为一句）
Lucy will give a phone call to her friend________ _______ ________she _______ ______
the plane.
二、语法精讲（条件状语从句）
if （如果，假如） unless （除非） suppose （假设） as long as （只要）
注意：当主句用将来时，从句用一般现在时表示将来。
If it doesn’t rain tomorrow, we’ll go to the park.
如果明天不下雨，我们就去公园。
He won’t be able to catch up with us unless he runs faster.
他不可能赶上我们，除非他跑得更快一些。
If it snows tomorrow, we’ll have a day or two days off.
如果明天下雪，我们将放一两天假。
巩固练习
用所给词的适当形式填空
If she __________(finish)work early, she can go home.
If the weather is fine, we _________(go)for a walk.
If I__________(have)time, tonight, I will finish the books.
If it _________(rain)next Sunday, we won’t be able to plant trees.
If she ___________(arrive)home, she will phone me.
Unless you speak to him first, he _________(not speak)to you.
同义句转换
You won’t catch the bus if you don’t run.
_________, __________you won’t catch the bus.
Do more sports and you’ll be healthier.
__________you________more sports,you’ll be healthier.
Unless I try, I can not learn that poem.
__________I _________ _________ I can not learn that poem.
Run fast, or you will be late for school.
_________you________ ________fast, you will be late for school.
You can buy the dictionary if you take enough money with you.
Take enough money with you, ________ ________ ________buy the dictionary.
参考答案
时间状语从句：
选择下列词组填空，每词限用一次
1.Before 2.when 3.as soon as 4.As 5.While
填入适当的连词
When 2.until 3.as 4.as soon as 5.When / While
6.until 7.as soon as 8.as 9.while 10.when
句型转换
1.While, came 2.raised, when 3.didn’t, until 4.as soon as, gets off
条件状语从句：
用所给词的适当形式填空
1.finishes 2.will go 3.have 4.rains 5.arrives 6.won’t speak
同义句转换
1.Hurry, or 2.If, do 3.If, don’t try 4.If, don’t run 5.and you can