1.If weather permit,we will go to the park tomorrow.=如果天气好的话,明天我们去公园.
2.If only he had known about it!=他那时要是知道这件事该多好!
3.don't know if he'll make it.=我不知他是否能挺过去.
4.If anything fell out amiss,they would reconsider it.=如果有什么不妥,他们会重新考虑这件事的.
5.What do they sell,if anything?=如果他们做销售,销售什么?
6.What,if anything,is a computer?=电脑究竟是什么?
7.She would not have escaped the danger,if not for my help.=要不是我帮忙,她就逃不过那一险.
8.If not for our first "Hello"=假如没有我们没有说出第一声“你好”
9.If not for u,someone may not be aliving.=如果不是为了你,也许某个人不会活在这个世上.
10.If necessary,re-read it again.=如有需要,可再念一遍.