Can you tell me _____________________?
A．when you did it so well
B．when did you do it so well
C．how you did it so well
D．how did you do it so well
Mary ______ in Beijing since 2008.
A．have lived B．is lived C．lived D．has lived
– __________ milk do you need for the milk shake?
– Well, one cup is probably enough.
A．How long B．How many C．How much D．How often
If it_______ rain tomorrow, I’ll go climbing with my classmates.
A．will B．won’t C．didn’t D．doesn’t
Pudong International Airport is one of_______ airports in the world.
A．big B．bigger C．the bigger D．the biggest
Don’t jump to a conclusion! Let’s _______ the problem first.
A．discussion B．discussing C．discuss D．to discuss
