第07练 if引导的条件状语从句-【暑假衔接】七升八年级英语（人教版）

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1、帮助孩子系统梳理上学期所学知识。带领孩子构建完备、扎实牢固的知识体系；
2、帮助孩子预习新学期功课。提前掌握重难点、考点、易错点，领先一步提高学习效率；
3、假期持续稳定的学习。避免孩子长时间沉迷于电视、手机，养成坏习惯，影响新学期学习。
第07练 if引导的条件状语从句
一、if做如果讲引导的条件状语从句：
二、条件状语从句的同义句转换：
1、借助“祈使句+and (r)+一般将来时的句子”这一句型来转换。and在句意上表示________，r表示________。如：
If yu get up early, yu’ll catch the early bus.

Get up early, and yu’ll catch the early bus. 祈使句，and sb will d sth

Get up early, r yu wn’t catch the early bus. 祈使句，r sb wn't d sth
2、If引导的条件状语从句可以转化为介词短语 ________结构
I can't achieve success if yu dn't help me.
（同否即否）
I can't achieve success withut yur help.

l can achieve success if yu help me
（同肯即肯）
I can achieve success with yur help
3、________=
I can't achieve success if yu dn't help me.
（前否后否）
I can't achieve success unless yu help me
4、if与________引导的条件状语从句进行同义转换,“只要”,“如果”。
Yu will achieve success as lng as /if yu wrk hard.
一、选择题
1．（2022春·辽宁鞍山·八年级统考期中）—D yu want t g t the party?
—If my best friend _______ g, neither _______ I.
A．desn’t, dB．wn’t, am
C．desn’t, willD．wn’t, d
2．（2022春·云南保山·八年级统考期中）It ________ much easier fr peple in Kunming t g t Chngqing ________ the Chngqing-Kunming High-speed Rail is built.
A．will be; unlessB．will be; ifC．was; as sn asD．was; as lng as
3．（2022春·贵州毕节·八年级统考期中）—Wuld yu like t g fishing with me this Sunday?
—If it ________, I will g.
A．desn’t rainB．rainsC．wn’t rainD．didn’t rain
4．（2022春·贵州铜仁·八年级统考期中）There will be fewer accidents ________ peple bey the traffic rules.
A．ifB．untilC．thughD．fr
5．（2022春·河北保定·八年级统考期末）—What are yu ging t d this weekend?
—We’ll g t have a picnic if it ________.
A．rainsB．is rainingC．desn’t rainD．wn’t rain
6．（2022春·河北保定·八年级统考期末）Yu need t practice speaking every day ________ yu hpe t imprve yur spken English.
A．ifB．sC．afterD．until
7．（2021春·河北石家庄·八年级石家庄市第四十二中学校考期末）—Tm, d yu knw if Frank ________ t the theater with us this Sunday if it ________?
—Srry, I have n idea.
A．will g; is fineB．ges; is fineC．will g; will be fineD．ges; will be fine
8．（2022春·甘肃定西·八年级统考期中）—I dn’t knw if Sam _______ tmrrw.
—Dn’t wrry. I’ll tell yu if he _______.
A．cmes; will cmeB．will cme; cmes
C．will cme; will cmeD．cmes; cmes
9．（2022春·广东广州·八年级广州市番禺区大龙中学校考期中）We will g climbing if it ________ tmrrw.
A．wn’t rainB．dn’t rainC．desn’t rainD．isn’t rain
10．（2022春·黑龙江七台河·八年级统考期中）________ it desn’t rain tmrrw, we’ll g t the park.
A．IfB．AlthughC．Unless
11．（2022春·山西大同·八年级统考期中）________ I’m free tmrrw, I will help yu tidy yur rm.
A．SB．ThughC．If
12．（2022春·福建漳州·八年级福建省诏安第一中学校联考期中）If my mm __________ here, I __________ hme with her.
A．cmes, will gB．will g, cmeC．will cme, will g
13．（2022春·福建龙岩·八年级校联考期中）If she ________ me, I ________ my best t help her.
A．turn t; will tryB．turns t; will tryC．turns t; try
14．（2022春·福建厦门·八年级厦门市第十一中学校考期中）The stry is trying t tell us that anything is pssible ________ yu wrk hard.
A．unlessB．althughC．if
15．（2022春·北京海淀·八年级北京市八一中学校考期中）We will g camping if it ________ tmrrw.
A．wn’t rainB．isn’t rainingC．desn’t rainD．didn’t rain
16．（2022春·天津河东·八年级统考期中）If it ________ tmrrw, we wn’t g t the park.
A．wn’t rainB．desn’t rainC．rainsD．will rain
17．（2022春·重庆云阳·八年级校联考期中）—Wuld yu like t g fishing with me this Sunday?
—If it ________, I will g.
A．desn’t rainB．rainsC．wn’t rainD．will rain
18．（2022春·重庆南川·八年级统考期中）If it ________ tmrrw, I will ride t schl with yu.
A．rainB．dn’t rainC．wn’t rainD．desn’t rain
二、完形填空
（2023春·贵州铜仁·八年级统考期中）An elderly man visited a ____19____ and asked, “Culd yu take a lk at my wife? Her hearing is getting ____20____.”
The dctr said, “I’m glad t ____21____. But I dn’t knw hw bad her hearing is. Culd yu g hme and d a little ____22____ fr me? Make sure yur wife’s ____23____ is turned t yu and ask her a questin. If she desn’t answer, walk clser and ask her again. Keep ding this ____24____ she answers yu.”
The man went hme. He saw his wife making ____25____ with her back t him. The man asked, “What’s fr dinner?”
Hi wife didn’t answer, s he waked else rand asked again, “What’s fr dinner?” Still, she didn’t say ____26____.
This time, he walked up just behind her and asked nce again, “What’s fr dinner?”
“Yu asked me the same questin fr ____27____ times! We’re having chicken sup!” His wife turned arund and said very _____28_____ and angrily.
19．A．dctrB．cmpserC．singer
20．A．betterB．wrseC．safer
21．A．hearB．knwC．help
22．A．speechB．testC．pstcard
23．A．backB．faceC．muth
24．A．thughB．untilC．if
25．A．breakfastB．lunchC．dinner
26．A．anythingB．nthingC．smething
27．A．fiveB．furC．three
语法填空
（2022春·浙江绍兴·八年级校考期中）阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。
There are many imprtant qualities (品质) fr a gd shpper. ____29____ yu want t g shpping, yu shuld decide first hw much mney yu can pay fr new clthes. Think abut the kind f clthes yu really need. Then lk fr thse clthes n sale, that is t say, yu can buy new clthes at a ____30____ (lw) price.
There are labels (标签) inside all new clthes. The labels tell yu ____31____ t take care f yur clthes. The labels fr a shirt may tell yu t wash it in warm water. A sweater label may tell yu t wash it in cld water. The label n a cat may ____32____ (say) “Dry Clean Only.” Washing may ruin (破坏) this cat. If yu d ____33____ the directins say n the label, yu can keep yur clthes ____34____ (lk) their best.
Many clthes tday must be dry-cleaned. Dry-cleaning is expensive. When yu buy new clthes, yu shuld lk at them carefully ____35____ (make) sure if they need t be dry-cleaned. Yu will save mney if yu buy clthes that wash easily.
If yu buy sme well-made clthes, yu can save mney ____36____ they can last lnger. They lk ____37____ (gd) even after they have been washed many times. Smetimes sme clthes cst mre mney, but it desn’t mean that they are always better made, r they always fit better. In ther ____38____ (wrd), sme less expensive clthes lk and fit better than mre expensive clthes.
用法
例句
（主将从现）主句为________，if引导的从句用________
If we drp litter in a public place, ________ by the plice.
如果我们在公共场所扔垃圾，我们会被警察罚款。
If yu always expect t much frm life,yu will nt be happy.
如果你总是对生活期望过高，你就不会快乐。
（主情从现）主句中含有情态动词，if引导的从句用________
If yu keep n studying hard ,yu can achieve success..
如果你坚持努力学习，你就能取得成功。
（主祈从现）主句为祈使句时，if引导的从句用________
If yu want t imprve yurself，________ questining yurself. 如果你想提高自己，不要浪费时间质疑自己。
（主过从过）主句的时态是过去的某种时态时，if从句也要用________；
If I were yu，I wuldn't d it like that.
如果我是你，我不会那样做。