I'm sure he will win the match tomorrow.的同意句.(He开头)!

问题描述:

I'm sure he will win the match tomorrow.的同意句.(He开头)!
Why don't you ask Jim to help you?的同意句(2种)!

第一句的:He is certain to win the match tomorrow.
第二句的:why not ask Jim to help you?
what about asking Jim to help you?