— When______ you______ the smart hat?— While my parents were waiting for the plane at the airport.A. did, buy B.do,buy C.were,buying
_________ the boy student has made marks in his study, he never shows off.
Don’t touch the machine_________ the teacher allows you to.
Classical music has _____ lasting value while folk has _____strong local colour.
— I missed the wonderful football match. — _______. A. No problem B. What a pity C. Not at all
— I’m leaving for Shanghai to visit my grandparents this weekend. — _______ A. Well done! B. I hope so. C. Have a good trip!