--- How long are you staying?
--- I don’t know. .
A.That’s OK | B.Never mind | C.It depends | D.It doesn’t matter |
To keep healthy, Professor Johnson ____ cycling as a regular form of exercise after he retired.
A.made up | B.put up | C.took up | D.carried out |
Tough ______ _money, his parents managed to to send him to a key university.
A.lacked | B.lacking of | C.lacking | D.lacked in |
She ____________ the path as the trees around her became thicker.
A.lost sight of | B.caught sight of | C.lost sight | D.caught sight |
Once ________ more attention, the little trees could have grown better.
A.given | B.to give | C.giving | D.having given |
After ten hours’ operation, the doctors managed to _____the one-year-old twins at the head.
A.isolate | B.separate | C.divide | D.remove |