_____ anything about the accident， he went to work as well.

A. has written　B. wrote　C. had written　D. was writing

A. do I　B. could he C. has he　D. did he

A.were not able to help laughter

B.could not help but laughing

C.could not help laughing

D.could not help to laugh

A.sensitive

B.sensible

C.emotional

D.positive

A. that

B. when

C. in that

D. what

A. Being translated

B. Having been translated

C. to be translated

D. Having been translated

A. when

B. in which

C. at which

D. which

A. whose responsibility was

B. in whom there was a responsibility

C. whose was the responsibility

D. from whom the responsibility

A. acquaintance

B. familiarity

C. achievement

D. enthusiasm