Now, the robotic fish, researchers may be able to keep a close eye on fish and discover undersea secrets.(由于,多亏)
The plane flew at a (高度) of three thousand meters.
It's necessary for us to (等待) in line in public.
The shirt is too small for me.Could you show me (另一) one?
She is a pretty and (可爱的) girl.We all like her.
Green (茶) is a popular drink in China.