The children will climb the hill if it ________ tomorrow.
Our sports meeting will be held _____ the morning ____ November 13rd. A. in, on B. in, of C. on, of
-- I saw Tom in the bookstore just now. -- No, it ______ him. He moved to the USA last month. A. mustn’t be B. may not be C. can’t be
-- Sara, you are late! -- Sorry, I ______ do that next time. A. don’t B. won’t C. haven’t
_______ plastic bags we use,_______ it will be to our environment. A. The less; the better B. The fewer; the better C. The fewer, the worse
Moyan got the Nobel Prize in his _________. A. fifties B. fifty C. fiftieth