如图所示的四个情景中,由光沿直线传播形成的是 [ ]
A.
B.
C.
D.
答案:C
我会给多音字组词。
将 jiāng( )jiàng( )
盛 chéng( )shèng( )
假 jiǎ( ) jià( )
挨 āi( ) ái( )
— How are you, my dear?
— Not so well. I've ___ the flu.
A.looked up to
B.dropped in on
C.come down with
D.gone in for