题目内容
You must ________ your homework on time.
[ ]
A.
to finish
B.
finishing
C.
finish
D.
finishes
答案:C
解析:
解析:
|
must为情态动词,后跟动词原形。 |
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题目内容
You must ________ your homework on time.
to finish
finishing
finish
finishes
|
must为情态动词,后跟动词原形。 |