Wewere about to start _________ it beganto rain.

Wewere about to start _________ it beganto rain. A: as B: when C: before D: while

【单选题】Wewere caught in _____ sudden rainstorm, which made our trip in the valley _____unbelievable adventure. A. a; 不填 B. 不填; an C. a; an D. 不填; 不填

<spanstyle="text-decoration:underline;">Although</span>wehadexpectedpoorserviceattheresort,<spanstyle="text-decoration:underline;">wewere</span>morethan<spanstyle="text-decoration:underline;">satisfied</span>atthattention<spanstyle="text-decoration:underline;">wereceived</span><br/>ABCD<br/>throughoutourstay.<spanstyle="text-decoration:underline;">Noerror</span><br/>E