“Do you love me?” she asked. He h____ and then said, “I am not sure.”
如图是一束从空气斜射向玻璃的光线,入射角为60°.请在图中标出入射角i的位置,并画出折射光线(大致方向).
– What's the matter with Della?
– Well, her parents wouldn't allow her to go to the party, but she still _________.
2016年9月27日,首届“中国扶贫论坛”在甘肃省定西市召开下列描述符合定西市的是( )
I saw three ____ (mouse) running along the street last weekend. I was really afraid.