What colour（颜色）is the blackboard？（按实际情况作答选择）
A.blackboard B.green C.blue
How did you go to Xi’an ? I went __________train.
A. on B. by C. with
What’s China famous for ? ______________________
A. Red Square B .the Great Wall C.CN tower
I going to Beijing soon.
A. are B. is C. am
________ did you go this summer vacation?
A. What B. Where C. How
How_____are you ? .I am 12 years old.
A. tall B. old C. are