David enjoys _________ basketball on the playground after school every day.
| A．play | B．played | C．playing | D．to play |
Mr. Brown is 70 this year. Although he is very old, ____ he works very hard.
| A．and | B．but | C．so | D．/ |
–How often do you wash your hair?
| A．One day | B．Twice | C．Twice a week | D．Two times a day |
Jim often goes to school _____ bike. But today he goes to school _____ the school bus.
| A．on, by | B．by, by | C．by, on | D．on, on |
I have _____ American friend. He is _______active boy.
| A．a, an | B．a, a | C．an, a | D．an, an |
Lily is _______ English girl. ________ is a student.
A. a, He B. an, She C. an, He