—I don’t mind telling you what I know.
—You _________. I’m not asking you for it.
| A．may not | B．can’t | C．mustn’t | D．don’t have to |
They___________ the Palace Museum next week.
A. hope me to visit B hope visiting C. hoped themselves to visit D. hope to visit
I often spend a lot of time ________ after class.
| A．practicing play | B．to practice playing | C．to practice to play | D．practicing playing |
After a short rest, the soldiers keep on _________ till midnight.
| A．work | B．working | C．to work | D．to working |
_________ thing for us is studying hard.
| A．The more important | B．Most important | C．More important | D．The most important |
–I can’t stop smoking, doctor.
--For your health, I’m afraid you________.
| A．may | B．need | C．must | D．have to |