are some tall trees in our campus, some ________more than forty meters

Your shoes_______You’d better come to get them in half an hour

. — How could I apply for a course online— Just fill in this form and we ____ whatwe can do for you.

sit in an office all day long and rarely _____,you’re likely to suffer from neck andback pains.

I have been skating _______ nine o’clock.A. for B.since C.at D.from