1985年春节期间东城区正式推出地坛春节文化庙会。()
参考答案:对
Be careful not to ______ your bike with so many heavy bags.
A. turn off B. take off C. fall off
洗脸盆安装的水平度允许偏差为()mm。
A.2
B.4
C.6
D.8