用if will 造句,5句,

·1.He will come if you invite him.
如果你请他,他会来的.
2.If I were you,I would never do that.
如果我是你,我决不做那件事.
3.We'll go even if it rains.
即使下雨我们也要去.
4.If it should rain tomorrow,we won't go out for the picnic.
如果明天下雨,我们就不去野餐.
5.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.能不能if在前边的？