—You didn’t come to school yesterday, did you?
—_______, though I was very busy.
| A．Yes,I did | B．No, I didn’t | C．Yes, I didn’t | D．No, I did |
Our headmaster isn’t in his office. I can’t find him anywhere. Did you notice him ______ the office?
| A．to enter | B．enter | C．to leave | D．leave |
You had better ________ some time every day for sports so that you can keep yourself energetic.
| A．spend | B．take | C．spare | D．give |
The radio says that a terrible traffic accident happened sometime ________ 8 a.m. ________ 10 a.m. this morning.
| A．between; and | B．from; to | C．between; to | D．from; and |
He made a mistake, but then he took action to change the situation ________ it got worse.
| A．until | B．when | C．before | D．because |
Having ________ exercise every day will do great good to your health.
| A．a lot | B．a number of | C．too much | D．plenty of |