1．構(gòu)成：shall / will + 動詞原形

2．功能：

（1）表示將要發(fā)生的動作或存在的狀態(tài)。
►. He will graduate from the college next year.
►. We shall finish our work as quickly as possible.

（2）將來時的其它結(jié)構(gòu)： （務(wù)必背下�。�

I. be going to do something. 打算做某事。 （美國口語中常讀作be gonna）
►. I'm going to buy a new coat this fall.
[be going to與will的對比：下列情況須用will ]
►. I'll be sixteen years old next year.
►. It will be the 20th of August tomorrow.
►. When he comes, I will give him your message.

II. be + to do sth.表示計劃安排做某事或用來征求意見。
►. Am I to take over his work?
►. We are to meet at the gate.

III. be about to do sth. 即將做某事。
►. The talk is about to begin.

重點補充：
be on the point of doing sth. 正要做某事
set out to do sth. 著手做某事
set about doing sth. 開始做某事

測試精編

1. - "The meeting is scheduled to begin at 7 o'clock."
- "But ________ a delay."
A. it will be B. there'd be
C. there will be D. there is

2. He'll leave for Paris before you ________ next week.
A. will come back B. will be back
C. come back D. came back

3. Our next meeting ________ on 1st December.
A. has been held B. will hold
C. is to be held D. is holding

4. Where ________ a will, there is a way.
A. there will have B. has been there
C. there is D. there has been

5. It ________ be Wednesday tomorrow.
A. is going to B. will C. is about to D. is to

KEYS

1. C 2. C 3. C 4. C 5. B