--Must I clean the classroom now, Miss Wang?
--No, you needn’t . It by Bill.
| A．is cleaning | B．should be clean |
| C．was cleaned | D．has been cleaned |
There is ______ eraser on the desk..
| A．a | B．an | C．the | D．/ |
The boy ____ his homework after school every day.
| A．do | B．doing | C．does | D．is doing |
We’re looking forward to _____ your school.
| A．visit | B．visiting | C．looking | D．watching |
The children ____ to go sightseeing tomorrow.
| A．is going | B．are going | C．am going | D．go |
They’re going to play _____ table tennis.
| A．a | B．an | C．the | D．/ |