21. —What did you think of _____ president?
—I didn’t care for him at first, but after ______ time I got to like him.
| A．the, a | B．/, the | C．the, the | D．/, a |
The course about Chinese food attracts over 100 students per year, _______ up to half are from overseas.
| A．in which | B．of whom | C．with which | D．for whom |
Too often we underestimate the power of a touch, a smile, a kind word, or the smallest act of caring, all of which have the potential to _______ a life _______.
| A．get… up | B．take… off | C．bring… up | D．turn… around |
Besides proper diet, exercise is one of the key ___________of a healthy lifestyle.
| A．components | B．categories | C．ranges | D．processes |
—The two people speak different languages and can not communicate with each other well.
—Oh，I see. That’s ________ misunderstanding occurs.
| A．when | B．what | C．which | D．why |
________ the Hong Kong singer’s current popularity, she was largely unknown in the Chinese mainland before the talent show.
| A．With | B．Despite | C．Besides | D．Beyond |