if...,...句形中的逗号可以省略吗？谢谢

看你怎么说,其实这个没有严格限制的,但是一般if用在句首,都要用逗号隔开,如果用在句中就可以不用了.
If I were you ,I wouldn't do such a stupid thing.
I wouldn't do such a stupid thing if I were you.

不能

不能 它引导的是条件从句阿，后面肯定还有个句子的阿。2个句子间用逗号隔开阿！