Mary in a hospital now? [ ]A. Is; working B. Are ; workin
题型：同步题难度：来源：
| Mary in a hospital now? |
| [ ] |
A. Is; working
B. Are ; working
C. Do;works
D. Does ; work |
答案
| A |
举一反三
| They tennis now. |
| [ ] |
A. play
B. are playing
C. played
D. plays |
- the trip?
-Yes,we are. |
| [ ] |
A. Does he enjoy
B. Do you enjoy
C. Is Sam enjoying
D. Are you enjoying |
| In this photo,the boy at the pool. |
| [ ] |
A. swim
B. swims
C. swimming
D. is swimming |
| He on the grass and the sun. |
| [ ] |
A. is lying ; enjoy
B. is lying ; having
C. is lying; enjoying
D. lies ; enjoy |
| Some boys on the road. |
| [ ] |
A. is running
B. are running
C.is run
D. are run |
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