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
Not all the hobbies are good．Some of them can get in the way of schoolwork.
A．be good for B．be bad of
C．be helpful for D．influence
We would concentrate more on our clothes than our studies.
A．like better B．be interested in
C．pay more attention to D．be serious about
Work hard, and don’t let us down．We are always proud of you.
A．make…excited B．make …frustrated
C．ask … for help D．look down
