This computer is of good quality. If it ___________ break down within the first three months, we would repair it at our expense.
A.would B.were to C.could D.might
If they had informed us, we ___________ here now.
A.would not come B.would have come C.will not come D.may not come
___________ ten years younger, I would study abroad.
A.If were I B.I were C.Were I D.Was I
Without your instruction, I ___________ such great progress.
A.cannot make B.will not make C.had not made D.could not have made
In the past, if someone like me had failed to get into university through the college exam, he ___________ no chance of getting a degree.
A.would have B.had C.had had D.would have had
假定你是李华，准备高三毕业后外出旅游，但你发现依然存在许多不文明旅游现象。请你给21世纪报写一封信，呼吁人们提高素质，文明出游。
内容包括：1. 你所看到的的不文明行为及危害；
2. 为建设美丽中国，提出你的倡议（至少两点）
注意：1. 词数100-120；
2. 开头和结尾已写好，不计入总数。
Dear editor,
I’m writing to tell you something about the immoral behavior in travelling in our country.
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Yours,
Li Hua
