—________ have you been in this school?
—For two years.
| A．How often | B．When | C．How soon | D．How long |
---Dad, would you please drive?
---No hurry. We have enough time before the plane takes off.
A. faster B. more slowly C. more carefully
--- David, why are you so excited?
--- My father has made a that he will take me to Tibet next month.
A. face B. promise C. mistake
Mr. Wang often encourages us_______close to nature and enjoy its beauties
A. get B. getting C. to get
---Do you know Lin Shuhao?
---Yes. He is one of ________ basketball players in the NBA.
A. popular B. more popular C. the most popular
---Must I water the flowers right now?
---No, you ________ . You may do it after supper.
A. mustn't B. needn't C. can't