Does the way you thought of ________ the water clean make any sense?
| A．making | B．to make | C．how to make | D．having made |
When we talk about the cities in United States, the first ________comes into our mind is New York.
| A．one | B．city | C．that | D．which |
Gun control is a subject ________Americans have argued for a long time.
| A．of which | B．about which |
| C．with which | D．into which |
Mary _________a professor for half a year.
| A．has married | B．married with |
| C．married | D．has been married to |
Since I won the big prize, my telephone _______ ringing. People are phoning to ask how I am going to spend the money.
| A．didn’t stop | B．won’t stop | C．hasn’t stopped | D．doesn’t stop |
Life is like an onion，sometimes makes you weep when you try to open it．
| A．that | B．which | C．as | D．what |