我国蛋白质的推荐摄入量成人是( )。
A.1g/(kg.日)
B.1.5g/(kg.日)
C.1.15g/(kg.日)
D.1.16g/(kg.日)
参考答案:D
________ around the Taimountain Park, the tourists from Hong Kong were taken to visit the Mei
Langang Memorial Museum.[ ]
A. Showing
B. Having shown
C. Being shown
D. Having been show
为了了解某市八年级学生的肺活量,从中抽样调查了500名学生的肺活量,这项调查中的样本是( ▲ )
A.某市八年级学生的肺活量
B.从中抽去的500名学生的肺活量
C.从中抽取的500名学生
D.500