Unit 21 一般将来时
一般将来时表示将来某个时间要发生的动作或存在的状态，经常与表示将来的时间状语tomorrow，next week，in an hour，soon等连用。
语法讲解
一般将来时的形式
1．主语＋will /shall ＋动词原形
2．主语＋be going to ＋动词原形
一般将来时的用法1．一般将来时表示未来将要发生的动作或情况。
第一人称后接“shall /will ＋动词原形”，第二、三人称后接“will ＋动词原形”。
I shall /will go to Hong Kong for vacation. 我要去香港度假。
We shall /will go camping this weekend. 这个周末我们要去野营。
You will be late for school if you don't hurry up. 如果你不快点，上学就要迟到了。
2．“be going to ＋动词原形”表示按计划、打算要做的事，或者很可能发生的事。
I'm going to be an actor when I grow up. 我长大想当演员。
There's going to be a concert tomorrow. 明天有一场音乐会。
We are going to the zoo next Saturday. 我们下周六要去动物园。
巧学妙记
be going to与will的区别
be going to与will两者都可表示将要发生的事、将要去做某事，但它们有如下几点区别：
1．be going to表示近期、眼下就要发生的事情，will表示的将来时间则较远一些。
2．be going to表示根据主观判断将来肯定发生的事情，will表示客观上将来势必发生的事情。
3．be going to含有“计划，准备”的意思，而will则没有这个意思。
语法练习
一、用所给动词的适当形式填空。
1．Today is a sunny day. We __________(have) a picnic this afternoon.
2．My brother __________(go) to Shanghai next week.
3．Tom often __________(go) to school on foot. But it's raining now. He __________(go) to school by bus.
4．A: It's Friday today.
What __________ she __________(do) this weekend?
B: She __________(watch) TV and read books.
5．A:__________Nancy have a picnic with us tomorrow?
B: Yes, she will.
二、选择正确的答案。
1．Andy __________ the bookstore today.
A．is going to
B．are going to
C．am going to
2．I__________ see a movie with my friend.
A．are going to
B．am going to
C．is going to
3．They __________ take a bus.
A．is going to
B．are going to
C．am going to
4．Candy __________ to the park with me this Sunday.
A．will going to
B．will going
C．will go
5．My father __________TV after dinner.
A．will watching
B．will watch
C．will
三、按要求完成下列句子。
1．They will have a party next week.（变成一般疑问句）
2．He will see a movie with his friend tomorrow.（变成否定句）
3．She is going to watch TV after dinner.（变成一般疑问句）
4．Are you going to play football after school?（作肯定回答）
5．Linda will clean the table after lunch.（对画线部分提问）
答案
一、1．will have/are going to have
2．will go/is going to go
3．goes, will go/is going to go
4．will, do/is, going to do; will watch/is going to watch
5．Will
二、1．A
2．B
3．B
4．C
5．B
三、1．Will they have a party next week?
2．He won't see a movie with his friend tomorrow.
3．Is she going to watch TV after dinner?
4．Yes, we are./Yes, I am.
5．What will Linda do after lunch?
