A.Tim is taller.
B.Mike is 1.58 metres.
C.I'm 12 years old.
D.I'm 45 kilograms.
E.I'm younger than Lily.
写出下列科学家的发现:
列文虎克;弗莱明;胡克
What ____ ( happen)to your head, Daming?
设抛物线y2=4x的焦点为F,准线为l.已知点C在l上,以C为圆心的圆与y轴的正半轴相切于点A.若∠FAC=120°,则圆的方
程为____.