题目内容
Could you tell me ________ the floor without any help?
[ ]
|
A .how did he cleaned |
B .what did he clean |
|
C .how he cleaned |
D .what he cleaned |
答案:C
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题目内容
Could you tell me ________ the floor without any help?
[ ]
|
A .how did he cleaned |
B .what did he clean |
|
C .how he cleaned |
D .what he cleaned |