It's the United Kingdom or ____________.[ ]
A. U. K.
B. U. S.
答案:A
下列说法中正确的是[ ]
A.近视眼镜、放大镜和照相机镜头都是凸透镜
B.阳光下大树的影子是由光的折射现象形成的
C.光发生漫反射时,反射角等于入射角
D.猴子捞“月亮”时,水中的“月亮”到水面的距离等于水的深度
What have you learned about Susan().
A.She was as tall as my shoulder.
B.She leaned her head on my shoulder.
C.She cried on my shoulder.
D.She looked at things over my shoulder.