John ______ leave for New York tomorrow, but I’m not sure.
| A．must | B．may |
| C．could | D．need |
On May 22, a Han taxi driver_____ an old lady to the hospital as soon as he could in Xinjiang.
| A．sent | B．sends |
| C．is sending | D．has sent |
_______ you study, _____ grades you will get.
| A．The hard; the good | B．The harder; the good |
| C．The harder; the better | D．hard; good |
If you work harder, you’ll have another______ to play the violin at a concert.
| A．sleep | B．chance |
| C．mistake | D．problem |
I had___________ unusual day on my last school trip.
| A．a | B．an | C．/ | D．The |
.-----Do you know tomorrow?
------At 8 o’clock.
| A．when did she come | B．when she came |
| C．when will she come | D．when she will come |