Wang Haijian, Hubei bombing principal, was shot to death for his leading role in __________ a homemade bomb near a branch of state-owned China Construction Bank in Wuhan on Dec. 1, 2011.
| A．set off | B．set aside | C．set down | D．set out |
John, look at the time. ______ you play the piano at such a late hour ?
| A．Must | B．Can | C．May | D．Need |
Tom, you _____ leave all you clothes on the floor like this !
| A．wouldn’t | B．mustn’t | C．needn’t | D．may not |
A left –luggage office is a place where bags _____ be left for a short time, especially at a railway station.
| A．should | B．can | C．must | D．will |
How I wish every family ______ a large house with a beautiful garden !
| A．has | B．had | C．will have | D．had had |
— Is John coming by train ?
— He should, but he ______ not. He likes driving his car.
| A．must | B．can | C．need | D．may |