When she knew her son was out of danger, she was relaxed.
A:not sad
B:not worried
C:not excited
2016年深圳市生产总值同比增长9%,记作+9%,而尼日利亚国内生产总值同比下降2.24%,应记作( )
在展开图上找出相对的面,并用上、下、左、右标出,再用a、b、h标出三条边.
He naughty now.