Yester,we asked ten students at NO.3 Middle School what they

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  • What did they do?是简单句中的特殊疑问句

    而Yesterday,we asked...是个主从复合句,主句:Yesterday,we asked ten students at No.3 Middle School(昨天我们问了3中的10位学生),连接词(what) + 宾语从句:they did last weekend,英语中规定:宾语从句的语序是陈述语序,所以只能用:What they did last weekend(他们上周末做什么了)