并列句和复合句
1.Excuse me.Could you tell me____later on?
Aif the next train arrives
B.if the next train will arrive
C.when the next train arrive
D.when will the next train arrive
2.James with the Greens____the White Tower Park if it ____ tomorrow.
A.are going to,isn't rainy
B.are going to,doesn't rain
C.is goning to,won't rain
D.is going to,isn't rainy
第二道题中有with，所以用单数，但是后面为什么用isn't?
isn't!isn't!isn't!isn't!isn't!为什么是isn't？