—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 |
__________from what everyone says about him, I would say he has a good chance of winning.
| A．To judge | B．Judging | C．Judged | D．Having judged |
The two things _______they felt very proud were Jim’s gold watch and Della’s hair.
| A．about which | B．of which | C．in which | D．for which |
According to the survey, two thirds of the area__________covered by trees now and 90% of the population__________contributions to the Greening Project in the city.
| A．is ; has made | B．are; have made |
| C．is; have made | D．are; has made |
He asked me__________with me.
| A．what the matter is | B．what the matter was |
| C．what is the matter | D．what was the matter |
It is time for class. Will you please get the blackboard__________?
| A．to clean | B．cleaning | C．cleaned | D．having cleaned |