题目内容
He seems ____ something valuable. He looks so worried.
|
A.has lost |
B.to lose |
C.to be losing |
D.to have lost |
【答案】
D
【解析】略
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题目内容
He seems ____ something valuable. He looks so worried.
|
A.has lost |
B.to lose |
C.to be losing |
D.to have lost |
D
【解析】略