单项选择题 中国上市公司中，考“关系人交易”在维持账面的占多少?

单项选择题 As long as productivity is ____ the upswing, employers will be able to pay higher wages without having to pass the costs on in price hikes.inC、 underD、 behind

单项选择题 Productivity gains lift the economy onto a faster growth track, but they don’t ____ the ups and downs of the business cycle.emigrateC、 eloquentD、 eliminate