搜搜考试网英语语法..关于happen,在线等..急急急
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英语语法..关于happen,在线等..急急急
He didn't know what was _______outside*（是不是填happening?）
He was asleep then,so he didn't know what_____outside?
A,is happeningB,was happened C,happens D,happened（个人觉得选D）
还有讲解一下happen的时态用法
1.有没有 was happened的用法?
2.主从句的时态应该是一致的把?
3.如果前有be动词是不是就用ing形式
He didn't know what was _______outside*（是不是填happening?）
He was asleep then,so he didn't know what_____outside?
A,is happeningB,was happened C,happens D,happened（个人觉得选D）
还有讲解一下happen的时态用法
1.有没有 was happened的用法?
2.主从句的时态应该是一致的把?
3.如果前有be动词是不是就用ing形式
happen 是个不及物动词,可以说：what happened to my house?可以说：what is happening?所以第一个问题：happening ,第二个：happened.
1.没有was happen的用法,因为是不及物东西
2..应该一致
3.嗯,是.
1.没有was happen的用法,因为是不及物东西
2..应该一致
3.嗯,是.