--- Tom , why didn’t you answer my call yesterday afternoon?
--- Sorry , I didn't hear the phone . I ___________ asleep.
| A．must be | B．must have been |
| C．could be | D．should have been |
_______, they will meet you at the airport but if they can’t arrive on time, you can take a taxi instead.
| A．If any | B．If so | C．If possible | D．If ever |
As time went by, the plan stuck ______ fairly practical.
| A．to proved | B．to proving | C．proved | D．to be proved |
Recently some Japanese have been trying to make conflicts with China, ________ attempts we are concerned.
| A．whose | B．with which | C．about which | D．about whose |
--Jack had prepared for the game for such a long time. We all thought he ________ it.
-- What a pity! He ________ too nervous when playing it.
| A．would have won；had been |
| B．could have won；must be |
| C．could have won；was |
| D．would have won；has been |
When________ to danger and conflict, men tend to increase blood pressure, ________ nervous and anxious.
| A．exposed ；felt | B．exposing ；felt |
| C．facing ；feeling | D．exposed ；feeling |