It is true that at times the U.S.A. has
题型：选择题
问题：
It is true that at times the U.S.A. has experienced periods of _______ unemployment as well as labor shortages.
A. available B. acute
C. accessible D. ashamed
It is true that at times the U.S.A. has experienced periods of _______ unemployment as well as labor shortages.
A. available B. acute
C. accessible D. ashamed