One of the boys_____ my brother.
| A．is | B．are | C．am | D．Be |
( )The Huanghe River is five thousand metres _______ .
| A．long | B．big | C．tall | D．high |
( )The classroom is ten years ______ .
| A．old | B．long | C．tall | D．big |
( )Please tell me _____ the Great Wall .
| A．of | B．on | C．about | D．in |
( )Liming is in New York ______ his cousin.
A. at B. with C. for
( ) Do you want ____ swimming.
A. go B. going C. to go