第16课时 八年级下册 Unit 9~Unit 10
精讲*精练
一、现在完成时态
现在完成时的基本结构:have/has+done。常与ever,never,already,yet,before,so far,for+时间段,since+时间点等连用。
注:当与for,since连用时,短暂性动词须换成延续性动词或表状态的形容词或介词短语。
come—be in;leave—be away;open—be open;close—be closed;begin/start—be on;borrow—keep;buy—have等。
例:I have finished my homework.
我已经做完作业了。
I have lived in Shanghai since I was ten years old.
我从十岁起就住在上海了。
He has kept my bike for five days.
他借我的自行车有五天了。
I have read the book three times.
这本书我看了三遍了。
【同步练习】
1.My friend ____________(live)in that city since 2010.
2.So far,the boy _____________(learn)twenty Chinese songs.
3.—Did you see Mr.White this morning?
—No,I ____________(not see)him for a week.
4.His father ____________(买)the car for two years.
5.Tony misses his family very much.He ___________(离开)from his hometown since five years ago.
二、辨析have/has been to,have/has gone to,have/has been in
have been to“曾经去过,人已经回来了”,常与ever或never连用,也可与表示次数的词连用,表示“去过(某地)几次”。
have gone to“去了”,在去某地的路上或已经在某地,人还未回来,只能用于第三人称。
have been in“已经在(某地)”,常与一段时间连用。
例:I have never been to a water park.
我从来都没有去过水上公园。
—Where's Kathy?
—凯西在哪里?
—She's gone to Shanghai.
—她去上海了。
He has been in Beijing for ten years.
他在北京10年了。
【同步练习】
1.—Where is Mr.Wang?
—He together with his students ____________ Zhuyuwan Park.
2.I ____________ to Tibet last year,but I ________ never ________ to Qinghai.
三、—I've never been to a water park.我从来没有去过水上公园。
—Me neither.我也没去过。
Me neither意为“我也不”。表示前一句所述的否定情况也适用于后者时,可用此简略形式。
Me,too意为“我也一样”。表示前一句所述的肯定情况也适用于后者时,可用此简略形式。
例:—She doesn't like playing basketball.
—她不喜欢打篮球。
—Me neither.
—我也不喜欢。
—He can speak English.
—他会讲英语。
—Me,too.
—我也会。
【同步练习】
—He didn't finish his homework yesterday.
—Me _________.
四、whenever
whenever意为“在任何……时候;无论何时”,与no matter when同义。作连词可引导让步状语从句。类似的词还有whatever无论什么,wherever无论哪里,whoever无论谁等。
例:You can ask for help whenever you need it.
你无论何时需要帮助都可以提出来。
Whatever you say,I'll believe you.
无论你说什么,我都相信你。
Whoever telephones,tell him(her)I'm out.
不管是谁打电话,告诉他(她)我出去了。
【同步练习】
1.__________ I do,my parents ar