A. concentration B. variety C. demonstration D. variation
A. 50% B. 50%~100% C. 100% D. 100%~150%
A. risked B. punctuated C. avoided D. publicized
A. 中共中央 B. 国务院 C. 全国人大常委会 D. 1/5以上的全国人大代表
A. against B. on C. under D. in