—What’s the trouble?
—They said I should not be allowed ____ here．They don’t allow ____ in the hospital.
A．smoking, to smoke B．to smoke, smoke
C．to smoke, smoking D．smoking, to smoke
—My grandfather _______coffee, but now he _______ tea．
— That’s good．You know tea is good for our health.
A．used to drinking, drinks
B．used to drink, is used to drinking
C．is used to drinking, used to drink
D．is used to drink, is drinking
—What are you _____? — I’m afraid I can’t pass the test.
A．worry B．worry about
C．worried D．worried about
China _______ a lot in the last few years．Now it has become one of the strongest _______ in the world.
A．changes, countries B．changed, country
C．has changed, countries D．had changed, countries
—There’s a big test on Tuesday．I really need some help．Can you tell me ______?
—Sure!
A．how do you study for a test
B．when do you study for a test
C．how to study for a test
D．when to study for a test
You shouldn’t take your camera to the meeting room if you are not allowed．
A．with permission B．if you disagree
C．without permission D．if you agree
