—Dad, must we stop and wait when the light turns yellow?—I’m afraid we . It’s necessary to obey the traffic rules.A. need B. must C. may
He always seems _______. Now he’s looking ________at his new drawing.
Why not _______ your teacher for help when you can’t finish ________ the Story by yourself?
Look! A number of people at Renmin Square_________something.The number of them ________ about 1000.
Here is the book. First ___________ it and then tell me what you think of it.
Helen writes ___________ than __________ girl in her class.