Tom has studies Chinese for two years.（同义句转换）It ___ two years __ he __ to study Chinese.
问题描述：
Tom has studies Chinese for two years.（同义句转换）It ___ two years __ he __ to study Chinese.
There mey be rain from time to time.(同义句转换)
_____ it ____ _____ ____.
动词填空：
Could you drive a car in the past?No,it's the first time I____(drive)
Tom ___(forget)to bring his Chinese book.His teacher is very angry now.
I'm sorry you ___(come)too late.Mr Liu left half an hour ago.
答
1 is/ has ,since ,studied
2 Maybe ,rains at times
3 drive
4 forgets
5 came第一题貌似没有这个结构吧？第二题用Sometimes it may be rainy可以吗？第三题不是次数后面跟现在完成时吗？第四题不是过去忘记了吗？1 It's +一段时间+SINCE +从句（用过去时）2 可以3 谢谢提醒，have driven4是一般过去时 forgot