1._passing,do come and see us.

a.should you be b.if you were
为何选b,a错在哪
2.What should we do if it _tomorrow?
a.should snow b.would snow
c.snow d.will snow
为何选a，其余的错在哪
3._it rain tomorrow,we would have to put off the vist to the Great Wall.
a.Were b.Should
为何选b,a错在哪

1._passing,do come and see us. c语言do..{if}..while问题 用C语言do...while语句编写 C语言do while不明白,求助!!! ()1.你到商店买东西，营业员对你说：A.What can you do for me? B.What do you want? C. Can I help you? 1=E把E唱成DO是不是音高就比C的DO高呀？ 钢琴键盘上第5个do，也就是中央C右边一个do，是什么？ 弹出的C调do与F调do,不同的是音色还是音调?为什么 It's worth much ()is worth(c).A. to do that,to do I don't know ____________.A how to do it B what to do it C what I should do it D what I should do