Gun control is a subject __________ Americans have argued for a long time.
| A．of which | B．with which |
| C．about which | D．into which |
Next to chemistry, he likes physics ______.
| A．the better | B．best | C．better | D．very well |
We didn’t plan our exhibition like that but it ______very well.
| A．made out | B．turned out | C．worked out | D．carried out |
Many lifestyle patterns do such ______great harm to health that they actually speed up _____weakening of the human body.
| A．a; / | B．/; / | C．a;/ the | D．/; the |
His parents decided that, with two children _________, they would open a restaurant.
| A．to be educated | B．educated | C．to educate | D．educating |
It was the second time that I ______to Shanghai.
| A．have been | B．had been | C．was | D．were |