北师大版高中英语选修7 Unit20 Lesson1:

 

一般将来时的六种表达方式

一、shall/will do

1. 表示设想会发生的事。(表预见)

It will rain tomorrow. 

I don't know if I shall see you next week.

2、表示说话时才决定某事时。(表意图)

We are really lost. I'll stop and ask someone the way.

 

二、am/is/are + going to do

1、表示不久即将发生的事，有迹象表明。(表预见)

Oh, look. It's going to rain. (There are black clouds in the sky.)

They are going to be married soon. (Her brother told me that.)

2、计划打算做某事。(表意图)

I'm going to practice the piano for 2 hours this evening. 

We are going to see a film this Saturday evening.

 

三、am/is/are to do

1、表示按计划、安排将要发生的动作。

We are to meet at the school gate. 

The Prime Minister is to visit China next year.

2、表示命令、禁止、可能性等。

You are to deliver these flowers before 10:00. (命令)

You are not to tell him anything about our plans. (禁止)

A knife is to cut with. (目的)

They were never to meet again. (命中注定)

注：be to和be going to

be to 表示客观安排或受人指示而做某事，be going to 表示主观的打算或计划。

I am to play football tomorrow afternoon.　　明天下午我去踢球。（客观安排）

I'm going to play football tomorrow afternoon.  明天下午我想去踢球。（主观安排）

 

四、am/is/are about to do

表示不久的将来，即将、很快就会发生的动作。

Look! The race is about to start.

注：be about to do 不能与tomorrow, next week 等表示明确将来时的时间状语连用。

 

五、一般现在时表将来

1、下列动词come, go, arrive, leave, start, begin, return的一般现在时可以表示将来，主要用来表示在时间上已确定或安排好的事情。(时刻表所规定，客观条件决定)

The train leaves at six tomorrow morning. 火车明天上午六点开。

When does the bus star? It stars in ten minutes. 汽车什么时候开？十分钟后。

2、在时间或条件句中。

When Bill comes, ask him to wait for me. 比尔来后，让他等我。

I'll write to you as soon as I arrive there. 我到了那里，就写信给你。

 

六、现在进行时表示将来

下列动词come, go, arrive, leave, start, begin, return等现在进行时可以表示将来，主要用来表示在时间上已确定或安排好的事情。(个人的打算，主观条件决定)

I'm leaving tomorrow. 明天我要走了。

Are you staying here till next week? 你会在这儿呆到下周吗？

 

练习：

(C) 1. Population experts predict that most people _____ in cities in the near future.

  A. live     B. would live   C. will live    D. have lived  (08上海春考)

(D) 2. -- Ann is in hospital.

-- Oh, really? I __ know. I __ go and visit her.

     A. didn't; am going to    B. don't; would     C. don't; will    D. didn't; will  (09江苏)

(A) 3. Look at these clouds. ____.

A. It’s going to rain  B. It’s raining   C. It is to rain    D. It can rain

(B) 4. --- _______ leave at the end of this month.

--- I don't think you should do that until ________ another job.

     A. I’m going to; you’d found            B. I’m going to; you’ve found

     C. I’ll; you’ll find                          D. I’ll; you’d find    (06北京)

(B) 5. In such dry weather, the flowers will have to be watered if they ______.

     A. have survived         B. are to survive  C. would survive        D. will survive  (01上海)

(D) 6. I ____ to bed when there was a knock at the door.

A. went B. am going to  C. was to go D. was about to go

(A) 7. Look at the timetable. Hurry up! Flight 4025______ at 18:20.

     A. takes     B. took       C. will be taken      D. has taken   (06四川)

(B) 8. My parents have promised to come to see me before I _____ for Africa.

     A. have left        B. leave    C. left       D. will leave   (09辽宁)

(A) 9. I've won a holiday for two to Florida. I ______ my mum.

     A. am taking      B. have taken    C. take  D. will have taken  (01安徽春考)