单选题 Some economists fret that share prices are moving far______companies earnings, to a degree scarily reminiscent of Japan in the late 1980s just before its crash.

A、 ahead of
B、 back of
C、 independent of
D、 abreast of

【正确答案】 A

【答案解析】[解析] ahead of意为“先于，超过”，back of意为“在……后面”，independent of意为 “不依赖于”，abreast of意为“并驾齐驱”。根据题意不难看出是股价的上涨超过预期。故正确答案为A。