27. This instant dictionary(快译通) is too _____. He can’t afford it, to say nothing of a portable computer (手提电脑).
| A．dearly | B．expensive | C．costly | D．High |
With the pressure ________, she was off work for weeks because she couldn’t stand it any more.
| A．picking up | B．making up | C．building up | D．putting up |
—Tom, it seems that you haven’t cleaned your bedroom the whole week .
—You didn’t come in around 10 yesterday morning; I ________ it .
| A．cleaned | B．have cleaned | C．was cleaning | D．had cleaned |
I _____him not to smoke , but he didn’t think it necessary .
| A．persuaded | B．advised | C．hoped | D．suggested |
He admitted ______ his best friend , Jack, _______to make up for that.
| A．betraying , determining | B．betraying , determined |
| C．to betray , determining | D．to betray , determined |
Jumping out of _____ airplane at ten thousand feet is quite ______ exciting experience .
| A．不填；the | B．不填；an | C．an；an | D．the；the |