请教英语高手:请帮忙解答几道题目,谢谢!
请教英语高手:请帮忙解答几道题目,谢谢!
1.The bus came after I ( ) for about half an hour.
A.have waited B.had been waiting
2.You ( ) the day before yesterday if you really thought this was very important.
A.ought to come B.ought to have come
3.( ) form space , our earth,70 percent of its surface covered with water , looks like a blue planet.
A.seen B.seeing
请说明理由,谢谢!
第1题用过去完成时,即A为什么不对?
第3题参考答案是选A,为什么?
1.The bus came after I ( ) for about half an hour.
A.have waited B.had been waiting
2.You ( ) the day before yesterday if you really thought this was very important.
A.ought to come B.ought to have come
3.( ) form space , our earth,70 percent of its surface covered with water , looks like a blue planet.
A.seen B.seeing
请说明理由,谢谢!
第1题用过去完成时,即A为什么不对?
第3题参考答案是选A,为什么?
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my_love_ml 幼苗
共回答了39个问题 举报
1.B
保持等待的状态将近半小时，强调状态
2.B
have表示应该来而没来，强调对现在的影响
3.B
seeing from space
表达一种特定的情况
保持等待的状态将近半小时，强调状态
2.B
have表示应该来而没来，强调对现在的影响
3.B
seeing from space
表达一种特定的情况
1年前
1
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你能帮帮他们吗