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the mother really doubts is her son will join the army soon.A.That; whatB.What; whetherC.That; whet

编辑:chaxungu时间:2026-04-27 02:54:19分类:高中英语题库

【题目】______ the mother really doubts is______her son will join the army soon.

A.That; whatB.What; whetherC.That; whetherD.What; that

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【答案】B

【解析】

考查主语从句和表语从句。句意:妈妈真正担心的是将来她的儿子是否能参军。主语从句______ the mother really doubts中缺少宾语,为“……的事”,故填what;表语从句her son will join the army soon.中不缺成分,意思为“是否”,故填whether,故选B。