— Excuse me, I want to go to the 21st National Book Expo (世博会). Could you tell me______? — Sure. It is at No. 3 Changjiang Road in Harbin.A. where it is B. where it was C. where is it
John _______ Beijing yesterday. A.arrived at B arrived C.reached to D.arrived in
David felt very happy.________, it was his first time to have a trip to China.
Hangzhou is famous ________ the West Lake..
The book is worth ________.
Tomorrow is Spring Festival.He ________ his uncle.