Fast food _____ delicious,but it's bad for _____.
| A．taste;healthy | B．tastes;healthy |
| C．taste;health | D．tastes;health |
—The old man is ill. He ________ to the hospital at once.
--Don’t worry. A doctor _________to come already.
| A．must be sent , has asked |
| B．must send, have asked |
| C．must be sent, has been asked |
| D．must send, have been asked |
---___________ will the weather be like tomorrow?
--There will be a thunder storm. I don’t know _____ to do when the storm comes.
| A．What, how | B．How, what | C．How, how | D．What, what |
--_________ can cormorants stay under the water?
--_________ up to two minutes.
| A．How soon, For | B．How often, / | C．How long, For | D．When ,For |
--Have you tried to stop him __________eating too much junk food?
--Yes. But he still keeps ___________ eating a lot of fried chicken wings.
| A．from, from | B．from , / | C．/, from | D．for, from |
.—Did you feel ______when you saw the old man moving the big stone?
--Although he was over 70,_______ he was strong enough to move the heavy stone.
| A．surprised, / | B．surprised, but | C．surprising, but | D．surprising, / |