• 1979 defa çözüldü.
How can we _____ global warming?
A) pollute B) prevent C) waste D) start
They should _____ the environment clean.
A) keep B) do C) reduce D) save
Smoking is _____ to your health.
A) good B) waste C) seperate D) harmful
_____ don't you start a compaign againist it?
A) Who B) What C) Why D) Which
What _____ taking new measures?
A) with B) doesn't C) about D) is he
You _____ leave your computer on for a long time.
A) shouldn't B) are C) doesn't D) like
What should we _____ in this case?
A) travel B) sit C) go D) do
We should _____ trees for a better environment.
A) cut B) plant C) steal D) make
A good merchant _____ overchange his customers.
A) can B) shouldn't C) is D) does
The patient should obey the doctor's words of _____.
A) advice B) insult C) thanks D) praise