使用检流计时,要按()位置放置。
A、水平
B、竖直
C、正常工作
D、原来
参考答案:A
—_____are these clothes?
—They are those _____.[ ]
A. Whose; player's
B. Who's; player's
C. Whose; players'
D. Who's; players'
严肃和谨慎相结合的政策的总精神是稳、准、狠。 ( )