问题
选择题
Although the situation was tough during the economic crisis now things are beginning to ________.
A．look up
B．keep up
C．set up
D．build up
答案
答案：A
考查短语辨析。look up好转，keep up保持，set up建立，build up增强，句意：虽然这种形式在经济危机期间很艰难，但是现在一切开始好转。故选A。