21. —What did you think of president?—I didn’t care for him at first but after time I g

问题补充：

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

答案：

(答案→)A. the, a

B. /, the

C. the, the

D. /, a

解析：本题考查冠词。第一格的意思是“你认为那位总统怎样？”，所以是特指；第二格after a time是固定词组，解释为“过了一段时间”。