— John seems happy, even though his wife left him and he lost his job.
— I think he to put on a brave face.
A. will try
B. has tried
C. had tried
D. is trying
网友回答
A. will try
B. has tried
C. had tried
(答案→)D. is trying
解析：考查try的用法，try进行时表示将要做…事情，句子意思“我认为他将试图勇敢的面对”