If you _________ smoke, please go outside.
| A．can |
| B．should |
| C．must |
| D．may |
---- Would you mind if I opened the door?
--- ________.
| A．Yes, go ahead | B．No, go ahead | C．Yes, please | D．Never mind |
The murderer was brought in, with his hands______ behind his back.
| A．being tied | B．having tied | C．to be tied | D．tied |
It is the third time that she has won the race, ______ has surprised us all.
| A．that | B．where | C． which | D． what |
The man________ in the chair asked me to _____________.
| A．seated; seated | B．sitting; sitting | C．seating; seat | D．seated; be seated |
She doesn’t ____ her daughter’s marriage.
| A．approve for | B．agree with | C．receive | D．approve of |