I do not know if his uncle ( ).I think he ( )if it does not rain.

问题描述:

I do not know if his uncle ( ).I think he ( )if it does not rain.
If she isn't free tomorrow ,she ( )(not take) part in the party.

I do not know if his uncle (comes ).I think he (will come )if it does not rain.
If she isn't free tomorrow ,she ( won’t take )part in the party