Japan’s economy in the past twenty years. No one knows how long it before it regains its increase.
A. has been declining; will be
B. has declined; would be
C. had been in decline; would take
D. was on the decline; will take
网友回答
(答案→)A. has been declining; will be
B. has declined; would be
C. had been in decline; would take
D. was on the decline; will take
解析：考查动词的时态和语态，。句义：在过去的二十年里日本经济已经下滑了。没有人知道再过多久才能恢复增长。