Do you brush ___ every day?
| A．your tooth | B．your tooths | C．your teeth | D．teeth |
________ came that another spaceship Shenzhou VII was successfully lifted off in our couvtry.
| A．word | B．Word | C．The word | D．Words |
________ their son away to college, the couple got more room in the house.
| A．As | B．For | C．Through | D．With |
Just _________ I don’t complain, people think that I am satisfied.
| A．because | B．because of | C．that | D．according to |
—More than fifty students competed _______each other in the composition competition.
—But they could only compete _______three medals.
| A．in; for | B．against; with | C．against; on | D．with; for |
The water _______cool when I jumped into the pool for morning exercise.
| A．was felt | B．is felt | C．felt | D．feels |