-- Tom, how about going for a picnic this weekend?--- _________. I love getting close to nature.
. It’s quite an informal gathering ; you needn’t ______for it .
I’m surprised that you should have been fooled by such a(an) ____trick.
It’s known that taking exercise______ your health.
He gave a ________smile.
They gave a banqnet( 宴会)_____the guests from Britain.