It is the prevention of disease ______its successful treatment that has led to the rapid increase of the world’s population.
| A．rather than | B．other than |
| C．more than | D．better than |
The patient was warned _______oily food after the operation.
| A．to eat not | B．eating not | C．not to eat | D．not eating |
Charles Babbage is generally considered _______the first computer.
| A．to invent | B．inventing | C．to have invented | D．having invented |
The matter had better _______ as it is.
| A．leave | B．being left | C．leaving | D．be left |
We’re looking forward ___________the photo exhibition.
| A．to visiting | B．to visit | C．to having visited | D．visiting |
My radio ___, I have to share a radio with my desk-mate.
| A．repairing | B．repaired | C．being repaired | D．is being repaired |