题目内容
【题目】The farmers _____ on the farm when suddenly a strange voice was heard.
A.were working
B.worked
C.are working
D.work
【答案】A
【解析】句意：农民们正在地里工作这是突然听到一个奇怪的声音。从句的谓语was heard是一般过去时，故排除CD；work是延续性动词，表示正在进行的动作，故选A。
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题目内容
【题目】The farmers _____ on the farm when suddenly a strange voice was heard.
A.were working
B.worked
C.are working
D.work
【答案】A
【解析】句意：农民们正在地里工作这是突然听到一个奇怪的声音。从句的谓语was heard是一般过去时，故排除CD；work是延续性动词，表示正在进行的动作，故选A。