房屋面积测算包括房屋建筑面积、房屋套内建筑面积、房屋使用面积和共有建筑分摊面积的测算。
参考答案:对
一个三角形三个内角的度数比是1:3:6,这个三角形三个内角的度数分别是( )、( )、( ),这个三角形是( )三角形。
It ________ have been her to leave her child alone and do whatever she wanted. She isn't such a person.
A.couldn't
B.mustn't
C.mightn't
D.wouldn't