【单选题】She’s never late for class, ______?
【单选题】A typical instant-messaging conversationlasts ________. A.at least one hour B.more than one hour C.at least half an hour D.more than one place
【简答题】A.She is late. B.She is never on time. C.She feels angry. D.She doesn't want to be blamed.
【单选题】—Sally never comes late, ______she? —No. She is always the first one to come to school. [ ]
【简答题】A.Half an hour. B.One hour. C.One hour and a half. D.Two hours.
【单选题】Winning a gold medal in the Asian Games is an unforgettable moment for her,________she will never forget. [ ]
【简答题】A.Two hours by train. B.One hour by bus. C.One hour by train. D.One hour by car.
【判断题】MA与CA的区别在于二者控制气体的方式不同