It was playing computer games that cost the boy plenty of time that he ______ spent doing his lessons.
| A．might have | B．should |
| C．ought to have | D．could |
Traditional folk arts of Tianjin, for example, paper cutting _______ at the culture show of the 2010 Shanghai World Expo, are attracting people all over the world.
| A．to be exhibited | B．being exhibited |
| C．are being exhibited | D．have been exhibited |
_________of danger in the street at night,she had to go home with a friend __________ her.
A warned;followed
B warning;following
C having warned;following
D having been warned;following
Those who act against the benefit of the people are _______ to fail.
| A．scared | B．bound | C．dying | D．likely |
It’s time he _________ piano. Don’t you think he has wasted too much time online?
| A．stopped to take up | B．stops taking up |
| C．stopped to leave alone | D．stops leaving alone |
The man pulled out a gold watch, _______ the hands were made of small diamonds.
| A．of which | B．of whom | C．whose | D．of them |