题目列表(包括答案和解析)
5. react 反应
react to 对……做出反应
react with 和…起化学反应
react on 对…影响
react against 反抗;反对
reaction n. 反应;感应;反作用;反动
reactive adj. 反应的;反动的
reactor n. 起反应的(人或物); 反应器
句型的拓展与延伸
1 Simply raise your hand ,and a taxi appears in no time .只要你招招手,出租车就来。
句型“祈使句+and +陈述句”和“祈使句+or(else) +陈述句”中的祈使句相当于一个条件状语从句。
做做看:
1)Set your alarm clock ,_____you won’t oversleep.
A and B but C so D nor
2) Give him some food,____ he’ll starve.
A as B while C or D neither (Key: 1)A 2)C )
2 Tricycles are worth using if you want to explore the narrow alleys of old Beijing .
如果想去老北京的胡同探秘,三轮脚踏车是值得一坐的。
worth 与worthy 的辨析
worth adj 意为“值…钱; 值得….通常不作前置定语;构成句式: worth + 名词/代词/Ving。
worthy adj 意为“有价值的;值得敬重的;常做前置定语;
构成句式:worthy + of sth /of being done /to be done
选词填空:worth /worthy
1) There are only two things _____ reading in this newspaper ---the TV listings and the sports page.
2) Two points in this report are especially ______ of notice .
3) First prize in the competition was designer clothes _______ several thousand pounds.
Key:1) worth 2 )worthy 3) worth
3 Leave motor on .开着发动机。
leave 在此用作使役动词,后接复合宾语。构成句型:
leave + 名词/代词+形容词/副词/名词/介词短语/ving/pp /to do sth
做做看:
1) .Her parents __________________(让她选择自己的朋友)even when she was young .
2).__________________( 不要让他等)outside in the rain .
3).___________________( 开着门);we need some fresh air in the house .
4). I’ll have to go back ---- I think I’ve ___________________( 没关电熨斗)。
Key:1) left her to choose her own friends 2 ) leave him waiting
3 )Leave the door open 4) left the iron on
4. explore vi. /vt. 勘探;勘察;考察;调查研究;探索;探讨
exploration 探索;勘探;考察;钻研
explorer n. 探险者;考察者;探险者
3. convenient for sb /sth 方便某人/某事
It’s convenient to do sth 方便做某事
sth is convenient to do sth方便做某事
convenient for / to sth 离…近便
conveniently adv 方便的
convenience n. 方便
inconvenient adj. 不方便的
2. provide 提供
provide sth for sb / provide sb with sth 为某人提供某物
provide for sb 供应某人所需
provide for sth 为某事做好准备
provide that ( 法律、 规章、协议)规定……
provide against 预防;防备
provided that 如果、假如
provider n. 供应者
词的拓展与延伸
1. limit 限制
limit sth to ……把…. 限制在。。。。
be limited to ……限于…….
within limits 在一定程度上; 有一定的限制
1.__________________________________________________.
2. ---Alice, you feed the bird today, ________ you?
---- But I fed it yesterday.
A do B didn’t C will D don’t
用以上语法结构造句。
1. Try adding more sugar, _________you’ll like it .
A or B and C while D nor
5.__________________________________________________.
语法 (复习祈使句)
4.__________________________________________________.
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