Question

The ________ now is that we have lots of ________ to ask.

1. A.
   problem, questions
2. B.
   questions, problems
3. C.
   question, problem
4. D.
   problem, question

Answer 1

A
思路分析：question和problem都作“问题”解．question通常指人们主观上产生的，需要得到解答或解释的问题；problem常指客观上存在的等待解决的问题，着重指困难的问题或有关运算的问题．另外，lots of后跟复数可数名词．