—Listen! Is it Linda singing in the next room? — No, it __________ be her. She is still in Shanghai.A. can't B. couldn't C. may not
—Whenever you have difficulties, be sure to call me. --________________.
—The news reported that the rainstorm was in the area last night. --Yes. ______ bad weather it was !
--Are you going to Sam's birthday party the day after tomorrow? --I'm not sure. I will go with you if I ____
If all of us pull together, there must be something we can do _____.
—I went to visit you yesterday evening, but you weren’t in. Where were you then? --Oh, I ______ with my pet dog in the park. I _____ this dog for three days and it’s very cute.