连杆变形的检测工具为( )。
A. 游标卡尺
B. 百分表
C. 塞尺
D. 三点规
How many hijackers are involved according to the news?
A. 1.
B. 2.
C. 8.
D. 18.
What did the hijackers demand?
A. Over one million dollars and a helicopter.
B. Over one million dollars’ worth of drug.
C. Over one million dollars to buy a helicopter.
D. Over one million dollars to help their drug-addicted friends.
经济稳定的目标集中体现在( )
A. 物价水平保持不变
B. 经济高增长率
C. 国际收支基本平衡
D. 劳动力充分就业