6、预言未来可能是困难的。________________________________________

7、有许多著名的预言从来没有实现过。

______ _____ many famous _________that never _______ ________.

8、科学家们现在正在努力使机器人看起来像人一样，并和我们做同样的事情。________ are now ______ ______ make robots ______ _______ people and do the _______ ________ ______ ________.

9、将来人们将会做更少的工作。

People will have _______work _______ _______ in the _________

10、他们帮忙做家务，做着人们最不愿做的工作。

11、They ______ _______ the housework and do ____ _______ ________ jobs.

12、She wants to be a _________ (science) when she grows up.

13、There is a tall _________ (build) in front of the post office.

14、I can do my homework by _________ (I).

15、Today is Sunday. Let's go ________ (skate).

16、Please buy some _________ (toothbrush) for them.

17、They ____________ (not have) any classes next week.

18、Betty _____________ (write) to her parents tomorrow.

19、They clean the classroom every day. (用tomorrow代替every day)

20、They _________ _________ the classroom tomorrow.

21、Will the flowers come out soon? (作肯定回答)

_________, _________ _________.

22、没有人知道将来会发生什么事。

No one knows _________________________________________.