问题补充:
The bookinto thirty languages since it came on the market in 1973.
A. was translated
B. has translated
C. has been translated
D. translated
答案:
A. was translated
B. has translated
(答案→)C. has been translated
D. translated
解析:本题考查时态和语态。since引导的从句作状语时,从句用一般过去时,主句通常用现在完成时。book是被翻译的,要用被动语态。