To _____ the truth,I really didn’t know anything about yesterday’s meeting.
A. do
B. put
C. tell
D. take
不正当竞争行为的主体是()
A. 政府机关
B. 政府官员
C. 经营者
D. 消费者
细胞外液的主要阳离子是?()
A. Na+
B. K+
C. OH-
D. Ca2+
E. Mg2+
plight()
A.work hard
B.serious and difficult situation or condition
C.crumbling