Question

21.  (2014 天津，39) he was very tired,he continued working in his office.

   A. Since   B. Although   

    C. As soon as   D. Because 

Answer 1

21. B

21. B句意:尽管他非常疲倦，但是他继续在办公室工作。本题考查连词. since 自从;although 尽管;as soon as — 就 ;because

因为。根据句意选择B项。