If you _____ right now, you will be late for the train.
A.haven’t gone
B.didn’t go
C.hadn’t gone
D.don’t go

If she hadn’t been absent from school on Friday, she ______ what she had to do for homework.
A.will know
B.
C.won’t know
D.wouldn’t know

“You won’t get any better if you don’t practice your English” my teacher said.
A.My teacher told me you wouldn’t get any better if you didn’t practice your English.
B.My teacher told me I wouldn’t get any better if I didn’t practice my English.
C.My teacher told me you won’t get any better if you don’t practice your English.
D.My teacher told me I won’t get any better if I don’t practice my English.

The changes to the national health system will be ______ next year.
A.implemented
B.solved
C.met
D.done

One third of the world's population _______ two thirds of the world's resources.
A.absorbs
B.drains
C.consumes
D.supports

There is always a (an) ______ of water here in dry season.
A.shortage
B.weakness
C.inadequate
D.lack

We must limit population _________ because our resources are limited.
A.growth
B.grow
C.grown
D.growing

“If I were you, I’d give up smoking”, she said to her brother.
A.She told her brother if she were him, she’d give up smoking.
B.She asked her brother if she were him, she’d give up smoking.
C.she told her brother if she were you, she’d give up smoking.
D.She told her brother if I were you, I’d give up smoking.

The second solution is to provide safe, ______ birth-control methods.
A.expensive
B.expensively
C.inexpensively
D.inexpensive

If he _____ very nervous, he would have failed his driving test.
A.hadn’t been
B.weren’t
C.isn’t
D.wasn’t