--- Have you handed in your schoolwork yet?
--- Yes, I have. I guess it ______ now.
| A．has graded | B．is graded | C．is being graded | D．is grading |
18．——would you like to go and see the film with me this evening?
——I am sorry, I can’t because I ________my homework.
| A．does | B．did | C．am doing | D．has done |
17．——Honey, please don’t play the computer games.
——Pardon ?
——I ______ play the computer games.
| A．ask you don’t | B．asked you not to |
| C．tell you not to | D．told you didn’t |
16．He’ll never forget the years _______ he studied with his cousin in Oxford University.
| A．where | B．on which | C．when | D．Which |
15．The book Been There, Done That written by a Chinese American graduate is _____a real story.
| A．made of | B．known for | C．kept from | D．based on |
14．The number of the people who joined in the journey down the Mekong River____four.
| A．added up to | B．added up | C．added…to | D．in addition |