19.   上周我乘火车去了青岛。

I_________  ___________  __________ to Qingdao last week.

18.   我们将要把火箭发射到月球上。

We___________  _________ rockets___________ the moon.

17.   将来人们可能会在太空站生活。

People may live__________  __________  ____________  _________ in a few years.

16.   我叔叔住在街道对面的公寓里。

My uncle lives in an____________  __________  __________ the street.

(   ) 15. Nine years ago Helen__________ in San Francisco,but now she___________ in Canada.

A. live;lives     B. lived;lived C. lives;lived       D. lived;lives

(   ) 14. ―What do you think Sam____________ in 10 years?

―A doctor.

A. will be     B. is

C. wants      D. is being

.(   ) 13. Everyone wants to__________  to the moon for vacations.

A. walk          B. run       C. swim         D. fly

(   ) 12. ―There will be more people in 100 years?do you think?

―__________ ，1 hope.

A. No,there isn't     B. No,there aren't

C. No, there won't    D. Yes, there is

(   ) 11. Now,I live__________ an apartment. I'll live_____________ a space station in the future.

A. in;on     B. at;in     C. on;at    D. at;on 

10.  They__________ (watch) a football match on TV in twenty minutes.