题目内容
【题目】She felt anxious about her son as she________for quite a long time.( )
A. haven’t heard him
B. hadn’t heard him
C. haven’t heard from him
D. hadn’t heard from him
【答案】D
【解析】
略
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题目内容
【题目】She felt anxious about her son as she________for quite a long time.( )
A. haven’t heard him
B. hadn’t heard him
C. haven’t heard from him
D. hadn’t heard from him
【答案】D
【解析】
略