Faced with a problem you have to it first and then try to find a solution.A. resembleB.

问题补充：

．Faced with a problem，you have to it first，and then try to find a solution.

A. resemble

B. substitute

C. concentrate

D. analyze

答案：

A. resemble

B. substitute

C. concentrate

D. analyze

解析：D

解析考查动词辨析。句意为：面对问题，你必须先分析，然后尽力找出解决办法。resemble看起来像；substitute代替；concentrate集中(注意力)；analyze分析。由句意知选D项。