A.Zero conditional: If + simple present verb + simple verb


1.if she_______ (wait) for the first bus,she catches the earliest trip.
2.if people do not_________(eat) health foods,they get sick easily.

C.Second Conditional/unreal:if + past tense verb... would + base from verb

2.if we________ ________ (be) free, we would join with you.

D.Third Conditional:if + had + past participle verb + would + have+ past participle verb

1.if they all had voted for me, I__________(win).

2.if emy had taken her medicine regularly, she________ ________ (feel) better now.

3.if you_________ (come) Early, you wouldn't have missed the bus.

4.if they_________(go) to bed early,they wouldn't have woken up late.​