The book might be my sister’s. Hemingway is________ favorite author. A. his B. her C. my
---Are you satisfied with the result of the competition?---Not, not at all. I can’t have ______.A. a better one B. the worst one C. a worse one
The People's Republic of China ______on October 1, 1949.A. found B. was founded C. was found
______ weather stops me, I go for a walk every day.A. Unless B. If C. As long as
---May I go out to play with my friends now, Dad?---No. You ______ let your mother know first.A. may B. need C. must
Look! So many passengers on the underground ______ their phones.A. play B. are playing C. have played