---May we leave the classroom now?
---No, you _____. You_____ to leave until the bell rings.
—What is on show in the museum?
—The pictures which were taken by Yang Li Wei.
—Which month has ______ days in a year?
—February.
—Were you late ________ the meeting?
—No, I arrived there ten minutes________ the meeting started.
—Are you learning art now during your spare time?
—No, I’ve stopped ________ Chinese medicine instead.
---What _______ you ________ ?
---I’m doing my homework.
---Are these postcards ________, Millie?
---Yes, they are____________.
--- When did Li Yundi begin to learn accordion?
--- ________.
________ was Deng Yaping born?
In 1973.
--- ________ did the movie last?
---- Three hours.