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

I _______ wet if I had remembered to take my umbrella with me.
A.wouldn’t have been
B.won’t
C.wouldn’t have
D.wouldn’t

_______ is causing problems not only for poor, undeveloped countries, but also for industrialized and developed nations.
A.Petroleum
B.Overpopulation
C.Environment
D.Family planning

The population has ______ from 1.2 million to 1.8 million.
A.increased
B.risen
C.grown
D.rose