People in the UK are only allowed to leave for shopping or taking exercises.
查看答案
An ice rink in Italy has recently been turned into a temporary morgue.
A. 对
B. 错
President Trump expects the U.S. to reopen for business in months rather than weeks.
A. 对
B. 错
我国森林抽样调查的样地形状常采用( )形。
A. 圆形
B. 长方形
C. 正方
样地的大小实质是划分总体单元的大小,总体面积相同,样地面积越大,总体单元数( )。
A. 越大
B. 越少