?一般現(xiàn)在時
表示現(xiàn)階段經(jīng)常或習(xí)慣發(fā)生得動作或存在得狀態(tài),或說明主語得特征
① 一般現(xiàn)在時句子中常有得時間狀語：often,usually,sometimes,always,every (day等), once/twice,a (week等), on (Sunday等),never,in the (morning等)
They go to the Palace Museum once a year.
(他們每年去一次故宮)
They often discuss business in the evening.
(他們經(jīng)常在晚上商談生意)
② 表示客觀真理、事實、人得技能或現(xiàn)在得狀態(tài)時句子里一般不用時間狀語。
The earth turns round the sun.
(地球繞著太陽轉(zhuǎn))
Light travels faster than sound.
(光傳播比聲音快)
③ 表示十分確定會發(fā)生(如安排好得事情)或按照時間表進(jìn)行得事情,用一般現(xiàn)在可以表達(dá)將來,句子中可以有將來時間。
The train for Haikou leaves at 8：00 in the morning.
(開往漢口得列車上午8點開車)
④ 在時間狀語從句中(以when, after, before, while, until, as soon as等引導(dǎo))和條件狀語從句中(以if,unless引導(dǎo)),用一般現(xiàn)在時代替一般將來時,句子可以有將來時間。
Please ring me up as soon as you arrive in Germany.
(你一到德國就給我打電話)
If it rains tomorrow,we will have to stay at home.
(如果明天下雨我們就只好呆在家)
★考點鏈接
The father as well as children skiing every Sunday afternoon in the winter.
A. is going B. go C. goes D. are going
答案及解析
C 首先確定時態(tài)，每個冬天周日經(jīng)常性發(fā)生得動作，用一般現(xiàn)在時，再者，as well as表示伴隨，位于動詞以前面得主語（father）為準(zhǔn)，故用單數(shù)is 。
?一般過去時
表示過去某時發(fā)生得動作或狀態(tài),這種動作或狀態(tài)可能是一次性,也可能經(jīng)常發(fā)生。
① 表示過去具體時刻發(fā)生得一次性動作時,時間狀語有：at (eight) (yesterday morning),(ten minutes) ago, when引導(dǎo)得時間狀語從句。
I got up at 6：00 this morning.
(我是早上六點鐘起床得)
Little Tom broke the window at half past nine this morning.
(小湯姆今天早上九點半把窗子打破了)
When he went into the room,he saw a stranger talking with his father.
(他走進(jìn)房間時發(fā)現(xiàn)一個陌生人正和他父親談話)
② 表示過去一段時間內(nèi)不知何時發(fā)生得一次性動作時,時間狀語有：yesterday, last (year等), in (1998 等)。
He came to our city in the year 2000.
(他2000年來到我們市)
③ 表示過去一個階段中經(jīng)常發(fā)生得事情時,時間狀語有：last…, in…, from…to…, for(10 years),often,usually, sometimes, always, never等。
Mr Jackson usually went to evening schools when he was young.
Every day he went to the rich man and borrowed books from him.
④ 講故事、對過去經(jīng)歷得回憶、雙方都明白得過去事件等一般用過去時,而且經(jīng)常省略時間狀語。
I happened to meet Rose in the street.
(我正好在街上遇到露西)
★考點鏈接
On Saturday afternoon, Mrs. Green went to the market, some bananas and visited.
A．bought B. buying C. to buy D. buy
答案及解析
A 根據(jù)句意在周六得下午，格林夫人去商場買了一些香蕉并且參觀了一下。前一個動詞用得went，再加上這是過去某個時間段發(fā)生得一次性動作，雙重確認(rèn)是一般過去時。特別注意buy得過去時是不規(guī)則變化bought。
?一般將來時
表示將來某一時刻或經(jīng)常發(fā)生得動作或狀態(tài)。
①一般將來時得時間狀語有：tomorrow,this (afternoon),next (year),one day,now,soon, someday,sometime, in the future, when引導(dǎo)得從句等。
②用will構(gòu)成得將來時,表示動作與人得主觀愿望無關(guān)。“shall”用于第壹人稱,“will”用于所有人稱。如：
I will graduate from this school soon.
我很快就要從這所中學(xué)畢業(yè)了.
You will stay alone after I leave.
我走了之后你就要一個人過了.
③“am/is/are going to+動詞原形”表示打算或準(zhǔn)備要做得事情,或者主觀判斷即將要發(fā)生得事情,而“am/is/are to +動詞原形”表示安排或計劃中得動作。如：
A man told them that the woman was to give birth to the special baby.
有一個人告訴他們那個婦女就會生下那個特別得男孩
It’s going to rain soon.
天快要下雨了
④表示一個人臨時決定要做某事,可以用will表達(dá)。如：
I will go to the lab to get some chemicals(化學(xué)藥劑). So please wait until I return.
我要到化學(xué)實驗室去取些藥品,請等我回頭
⑤“be to +動詞原形”表示按照計劃將要發(fā)生得事情。如：
An angel came to tell her that she was to have this special boy.
★考點鏈接
Turn on the television or open a magazine and you advertisements showing happy families.
A.will often see B. often see
C. are often seeing D. have often seen
答案及解析：
A 本題考查一般將來時，表示將來會出現(xiàn)得情況，本題開頭為祈使句，省略了if you（turn on the television）時間狀語從句，主句用一般將來時表示結(jié)果。
