His coming brought their quarrel to an end. There _____a moment of uncomfortable silence.
| A．was followed | B．following |
| C．followed | D．was following |
Many couples feel lonely at home when their children to go to college.
| A．grow up | B．have grown up | C．grew up | D．had grown up |
I couldn’t stand the of not being able to help when my best friend was in trouble.
| A．frustration | B．motivation | C．expectation | D．Confusion |
It seemed that the birthday party was great success and everyone had fun.
| A．/ ; a | B．a; a | C．/; / | D．a; much |
— Should I follow in my father’s footsteps and study medicine?
— __________________.
| A．It doesn’t matter. | B．Don’t mention it. | C．That’s all right. | D．It’s up to you. |
_____ neither you nor your brother interested in swimming?
| A．Are | B．Is | C．Do | D．Does |