【have a look at this picture】怎么用这张图证明凹面镜焦点在1/2半径处?
【have a look at this picture】怎么用这张图证明凹面镜焦点在1/2半径处?
凹面镜的焦点在哪?在1/2半径上,还是?用几何证明一下!
look at this picture
Let( )have a look at the picture
Let me have a __________ this picture A:look at B:see C:watc
Let's have a look at this new picture.如何回答?
bring me 空格 please i want to have a look at this picture
Please have a ( )at this picture
Look at the picture.Is this your mother?怎么回答
Let me have a look at the picture 反义疑问句怎么写
根据答句写问句A:Look at this picture.______________________________
have a look at the picture的同义句