问题
选择题
---He lost his job last week, but he seems happy．
---I think he _____ to put on a brave face．
A．is trying
B．tries
C．tried
D．has tried
答案
答案：A
题目分析：考查时态：句意：他上个星期失业了，但看起来好像很高兴。--我想他是努力的想装出勇敢的面孔。从句意看是现阶段正在做，用现在进行时，选A。