Ah，it was the place_______we once dug the reservoir.
| A．which | B．where | C．that | D．/ |
Wang Hua is said ____a new computer program recently, but I don’t know when she will finish it.
| A．to design | B．to be designing | C．to have been designing | D．to have designed |
We didn’t expect them ___ for us when we arrived there so late.
| A．to be waiting | B．to have been waiting | C．to have waited | D．to wait |
It is careless ___ the same mistake in your composition.
| A．for you to make | B．for you making | C．of yon to make | D．of you making |
Henry Ford’s introduction to the assembly line vastly reduced the time it look _____.
| A．to make a car | B．for making a car | C．making a car | D．a car to make |
They had all children well looked after ____ their parents relieved(放心)
| A．making | B．being made | C．to make | D．made |