— Smoking is really bad for health.
— Teenagers in our school have _______ they will refuse the first cigarette.(香烟)
| A．provided | B．produced | C．proved | D．promised |
－The changes are good for people.
－______________________. I like the present transport but I dislike the pollution.
| A．Yes, I agree with you. | B．In some ways, I agree with you. |
| C．No, you are wrong. | D．No, I agree with you. |
––When did they arrive?
––They ______two hours ago .They ______ here for two hours .
| A．arrived; have arrived | B．arrived; have been |
| C．got; have been | D．reached; have reached |
Hurry up! The film _______ for ten minutes.
| A．was on | B．started | C．has been on | D．has started |
Mr. Li Kunming. He the city three times. This time he Kunming for three days.
A. has been to ,have gone to ,have been in
B. has gone to ,has been to , has been in
C. have been in, has been to ,have gone to
D have gone to, have been in , has been to
Linda has never been to Italy, ____?
| A．has she | B．hasn’t she | C．does she | D．doesn’t she |