We’d better take umbrellas—I’m sure it when we arrive in London; it’s always wet there at this time of year.
A. will rain
B. is raining
C. will be raining
D. would rain
网友回答
A. will rain
B. is raining
(答案→)C. will be raining
D. would rain
解析： 考查时态。句意：我们最好带着伞，我确信当我们到达伦敦的时候将会下雨，在一年的这个时候伦敦总是潮湿的。根据句意指的是将来某一时刻进行的动作，故用将来进行时态，选C。