Quantities of water ________for cooling in the only one of the factories that ________steel.
A．has been needed；produces B．have been needed；produce
C．is needed；produce D．are needed；produces
They were surrounded by the enemy, but they ________at last from the village.
A．managed escaping B．tried to escape
C．managed to escape D．tried escaping
—How do you find Qingdao, Mary?
—It’s a beautiful seaside city. I have ________it for my next holiday.
A．decided on B．tried on C．taken on D．carried on
David felt ________of the foolish thing he had done in the classroom.
A．shameful B．ashamed C．shamed D．shaming
Was it in the village ______ we used to live in _________ the accident happened?
A. that; where B. which; that C. where; that D. which; where
Though many of the heavy smokers have realized the serious effect that smoking has ______ their health, they continue to smoke instead of ______.
A. for; giving it up B. on; quitting C. to; abandoning D. on; leaving
