We are living in an age ______ many things are done on computers.
| A．which | B．when |
| C．that | D．where |
It’s the second time that I _______ in Beijing. What great changes! It’s years since I ________ here last time.
| A．went; had left | B．had been; left |
| C．have been; left | D．have; had left |
— We want someone to design the new art museum for us.
— ________ the young fellow have a try?
| A．May | B．Shall |
| C．Will | D．Need |
The new dictionaries are very useful. They ________ well and ________ already .
| A．sell; have been sold out |
| B．sold; had sold out |
| C．sell; sell out |
| D．are sold; have been sold out |
The little boy is dirty from head to foot because he ________ in the mud all morning.
| A．has played | B．is playing |
| C．has been playing | D．was playing |
So many directors ________, the board meeting had to be put off.
| A．were absent | B．been absent |
| C．had been absent | D．being absent |