题目内容
The boy _____ he took notes.
A.listened with attention |
B.listening attentively while |
C.listened attentively before |
D.listening with attention |
【答案】
C
【解析】略
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——It was the drug,not the disease,that killed the boy.
——He would be still alive today if he ________ that drug.
A.not take |
B.shouldn’t have taken |
C.didn’t take |
D.hadn’t taken |