Which sign tells you to go straight ahead?
A. B. C. D.
The new teaching building ________ before the new term begins.
A．must be finished B．must finish
C．must finished D．must being finished
The teacher asked the students ________.
A．what they were doing at that moment
B．what were they doing at that moment
C．how are they doing at that moment
D．what they are doing at that moment
All of us have gone out. There is ________ at home.
A．somebody B．nobody C．everybody D．anybody
I’ll go to see the film with you if it ________ rain tomorrow.
A．isn’t B．doesn’t C．won’t D．isn’t going to
– Must I finish my work today?
-- No, you _______.
A．mustn’t B．can’t C．needn’t D．must
