1.We () here two hours ago.We () here for tow hours A.have arrived,have been B.have come,have been接：C.came,have come D.arrived,have been2.Though it was late,()he went on with his workA.but B.and C.soD.\3.We will have a () holiday after the examA
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1.We () here two hours ago.We () here for tow hours A.have arrived,have been B.have come,have been接：C.came,have come D.arrived,have been2.Though it was late,()he went on with his workA.but B.and C.soD.\3.We will have a () holiday after the examA
1.We () here two hours ago.We () here for tow hours A.have arrived,have been B.have come,have been
接：C.came,have come D.arrived,have been
2.Though it was late,()he went on with his work
A.but B.and C.soD.\
3.We will have a () holiday after the exam
A.two month B.two-months C.two-months D.two months
1.We () here two hours ago.We () here for tow hours A.have arrived,have been B.have come,have been接：C.came,have come D.arrived,have been2.Though it was late,()he went on with his workA.but B.and C.soD.\3.We will have a () holiday after the examA
1.D for+时间段前面通常为现在完成时
2.D 有though没有but,反过来也一样
3.two-month/two months'
望采纳,谢谢
1 太繁琐，选a, have been 表延续，可接2个小时。 2个小时前，表对现在的影响，选have arrived , have come 意义不明确 2thought 本身就是连词， 一句一连词，不选 3形容词： two-month
选D,two hours ago是一个时间点，所以应该用动词，表示那个时间的动作， for two hours是一个时间段，应该用表状态的动词，故选have been形式。 D