对存在的缺损,应检查记录缺损所在(),缺损处结构、尺寸和缺损工程量。
A.高度
B.顺序
C.位置
D.距离
参考答案:C
下列各组物质间反应,其中水既不作氧化剂又不作还原剂的氧化-还原反应是:( )
①Na+H2O ②Na2O2+H2O ③CO2+H2O ④Na2O+H2O ⑤Cl2+H2O ⑥NO2+H2O.
A.①③⑤
B.③④⑥
C.③⑥
D.②⑤⑥
— Will his parents go to see the Terra Cotta Warriors tomorrow?
— No, _______ (不去). [ ]
A. they willn't.
B. they won't.
C. they aren't.
D. they don't.