9. [14湖南]28. Since the time

humankind started gardening, we _____to

make our environment more beautiful.

A. try B. have been trying

C. are trying D. will try

10. [14湖南, a

present, you should think about it from the

receiver’s point of view.

A. bought B. have bought

C. will buy D. buy

11. [14山东]1. Writing out all the

invitations by hand was more

time-consuming than we_____.

A. will expect B. are expecting

C. expect D. had expected

12. [14山东]5. They made up their mind