6．must有时可用来表示“偏偏”的意思。
Why must
it rain today
为什么偏偏在今天下雨？
When I
was taking a nap, a student must knock at the door.
正当我午睡时，偏偏一个学生在这个时候来敲门。
D．will和would
1.will和would可用于第二人称疑问句，表示请求和建议等。would比will委婉客气。
Will you
have some tea
你喝点茶，好吗？
Will you
share your happiness with us
你可以把你的欢乐与我们共享吗？
Would
you pass this book to the student in the last row
请你把这本书传给最后一排的学生好吗？
必背：
WillWould you ...表示请求和建议的答复。
肯定回答
Yes,
please.是的，请。
Certainly.当然可以。
Sure.当然了。
All
right.好啊！
否定回答
I'm
sorry. I can't.对不起，不行。
No,
thank you.不，不行。
No, I
won't.不，不行。
2．will和would可表示意志、愿望和决心，用于各种人称陈述句。
I will
do anything for you.
我愿为你做任何事。
I will
never tell you the secret.
我永远不会告诉你这个秘密。
None is
so blind as those who won't see.
不愿看的人眼睛最瞎。
They
would not let him in because he was poorly dressed.
他们不让他进去因为他衣着破旧。
3．will和would可表示某种倾向或习惯性动作。will表示现在的习惯动作，would表示过去的习惯动作。
He will
surf the Internet every night.
他每天晚上都在上网。
The boy
will sit there hour after hour looking at the traffic go by.
那男孩常常坐在那儿好几个钟头，看着车辆行人通过。
He would
be nervous when he met strangers.
遇见陌生人时他总是很紧张。
In class
he would ask some silly questions, and his classmates would laugh at him.
课上，他总是问一些蠢问题，他的同学们总是嘲笑他。
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