Heseemstootiredtoday,andIwonder__

发布时间:2020-07-11 14:50:09

He seems too tired today, and I wonder__________ he got a good sleep last night













A.when












B.that











C.if











D.where

网友回答

C解析他今天看起来很累,我怀疑他昨晚是否睡好了。if引导宾语从句。故选C。
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