With inspiration from other food cultures，American food culture can take a________for the better. (2013·江苏，33)
| A．share | B．chance |
| C．turn | D．lead |
Though _____ came that he was completely defeated, he didn’t lost heart.
| A．the word | B．a word | C．word | D．words |
It seems as if the sun ____ round the earth since it rises in the east and sets in the west.
| A．circles | B．is circling | C．has been circling | D．were circling |
I can’t find my dictionary now. Tom must have taken it by mistake, ______?
| A．mustn’t he | B．doesn’t he | C．didn’t he | D．hasn’t he |
Many a student ____ going to have themselves ______ in the hospital.
A, is ; to examine B. are ; examine C. is ; examined D. are ; examining
The ship would have sunk with all on board ______ for the captain.
| A．if it was not | B．had it not been | C．if it has not been | D．not had it been. |