Listen! She _____ in the classroom.[ ]A. is singing B. sing C. to sing D. is
题型：专项题难度：来源：
| Listen! She _____ in the classroom. |
| [ ] |
A. is singing
B. sing
C. to sing
D. is sing |
答案
| A |
举一反三
| It"s eight o"clock. The students _____ an English class. |
A. have
B. having
C. is having
D. are having |
| Listen! The baby ______ in the next room. |
A. crying
B. cried
C. is crying
D. cries |
| Look! The two boys _____ new sweaters. |
A. are wearing
B. wearing
C. are wear
D. is wearing |
| Don"t talk here. Grandparent _____. |
A. is sleeping
B. are sleeping
C. sleeping
D. sleep |
| Teenagers ____ their health because they play computer games too much. |
[ ] |
A. have damaged
B. are damaging
C. damaged
D. will damage |
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