The education of _______young is always _______ hot and serious topic in modern society.
| A．/; the | B．a; the | C．the; a | D．the; / |
Seeing the enemy, Gary was behaving as though nothing.
| A．happened | B．had happened | C．would happen | D．was happening |
——Whoit be that is knocking at the door?
——Itbe Father, but I’m not sure.
| A．can; must | B．can; may | C．must; can | D．may; must |
She spent a happy afternoonall her coins and stamps according to time and designs.
| A．sorting out | B．taking out | C．watching over | D．selling out |
On the graduation day, he received from his father a nice presenta note was attached, saying “I’m proud of you.”
| A．on which | B．to which | C．with which | D．in which |
When his mother came in, the boy pretended.
| A．reading | B．being read | C．to read | D．to be reading |