Question

【题目】Many children __________ your age are always __________ a good mood to do the things they're interested in.
A.at, in
B.of, in
C.at, on
D.of, with

Answer 1

【答案】A
【解析】句意：许多孩子在你这个年龄，总是心情很好做他们感兴趣的事情。 age之前用介词at; in a good mood好心情。所以选A。