已知命题P：∃x∈R，e^x≤0则￢P为（　　）

A．∀x∈R，e^x≤o

B．∀x∈R，e^x＞0

C．∃x∈R，e^x＞o

D．∃x∈R，e^x≥o

－How do you feel when you hear the good news?

－It makes me _____ very excited.

A．to feel

B．fall

C．feel

D．feeling.