—My father is in hospital again.
—_______. I hope he’ll recover soon.
A．It’s OK B．Sorry to hear that
C．All right D．Don’t mention it
Had I known about this computer program, a huge amount of time and energy .
A．would have been saved B．had been saved
C．will be saved D．was saved
House owners keep their gardens in a neat and orderly state according to the regulations.
A．may B．would C．can D．shall
The traffic rule says young children under the age of four and ____ less than 40 pounds must be in a child safety seat.
A．being weighed B．to weigh C．weighed D．weighing
some people regard as a drawback is seen as a plus by many others.
A．Whether B．What C．That D．How
Tell me _______how it came about that you were 20 minutes late for class. You needn’t go into details.
A．in advance B．in brief C．in total D．in vain
