成年人的血量约占体重的( )
A:1~2%
B:10~15%
C:7~8%
D:18~20%
下列关于吸烟、饮酒、吸毒的相关叙述中,不科学的是( )
What does the woman think of the movie?
—___________, I have to look after my little sister. Maybe next time.
粮店原来有 1320 吨大米,卖出500千克后,又运进 710 吨。粮店现在有大米多少吨?