—Look at the girl! Is it Susan?
—No, it __________ be her. She has gone back to her hometown.
A.can’t | B.mustn’t | C.needn’t | D.wouldn’t |
—Look at the girl! Is it Susan?
—No, it __________ be her. She has gone back to her hometown.
A.can’t | B.mustn’t | C.needn’t | D.wouldn’t |