Please _________ because this is a reading room.
—Thank you.—____A. You’re welcome.B. That’s OK.C. A and B.
--______are they in?--They are in Grade 7.A. What class B. What grade C. Where
Linda is fifteen ____old.A. a year B. the year C. years
This is my teacher,Mr. Chen. ____is from Hebei.A. She B. He C. Her
中国中央电视台的缩略词是_______________ 。A. CCTV B. WTO C. PRC