2. Now that you've got a chance, you ____ make full use of it. (NMET 1999)

A. had better to　　　　 B. might as well

C. might as well as　　　 D. would rather

② 表有科学根据的预测。The weather report says it will rain tomorrow.

③ 表客观必然。Man will make mistakes.

(3) be going to

① 表现在打算在近期或将来要做某事。I'm going to finish my homework tonight.

② 表根据已有迹象的预测。It's so dark outside, I think it's going to rain.

③ be going to不与come, go连用，而用be coming, be going 形式。Mary is coming here this evening.

[注意]

表计划、安排、规定要做的事，用“be + to do”。此外，表示按时刻表运行的动作常用一般现在时表将来。The meeting is to be held at 9:00 a. m. / Our plane leaves at 6:00 a. m. .

[牛刀小试3]

1. ____ you call me to say you're not coming, I'll see you at the theatre. (2004 吉林)

A. Though　　 B. Whether　 C. Until　 D. Unless

6. ____, he used to helped his father on the farm.

A. When was a boy　　 　B. As he was a boy

C. As a boy　　　　　 D. During a boy

[解析]选C　 as在这里是连词；as a boy = when (he was) a boy。

5. ____ snacks and drinks, but they also brought cards for entertainment when they had a picnic in the forest. (2004年 上海)

A. Not only they brought　 B. Not only did they bring

C. Not only brought they　　 D. Not only they did bring

[解析]选B not only...but also引导的并列句；以not only开头的句子要部分倒装。

4. ____ with the size of the whole earth, the biggest ocean does not seem big at all. (2004年 湖北)

A. Compare　　 　　　　B. When comparing

C. Comparing　　　　 D. When compared

[解析]选D　 相当于when it is compared。

3. The research is so designed that once ____ nothing can be done to change it. (NMET 2002)

A. begins　　 　　　　B. having begun

C. beginning　　 　　　D. begun

[解析]选D once begun 在句中作状语；once这里是连词，“一旦”。

2. Unless ____ to speak，you should remain silent at the conference. (2003年春季上海)

A. invited B. inviting C. being invited D. having invited

[解析]选A you与invite是动宾关系，要用过去分

词invited作状语。

1. Generally speaking, ____ according to the directions, the drug has no side effect. (2003年上海)

A. when taking　　 B. when taken

C. when to take　　 D. when to be taken

[解析]选B take和drug是动宾关系，要用过去分词作状语。可看作是when it is taken的省略。

4. -- Thank you very much for the meal. -- Not at all. ____.

A. I'm very glad to hear that B. I'm glad you could come

C. Make yourself at home　 D. With pleasure

☆精典题例☆

3. -- ____ the articles of Times?　 -- I'm not sure. I glanced through them but I haven't formed an opinion yet.

A. How do you think of　　 B. What did you like

C. How did you like　　　 D. What do you think of