How many years does yoga wind back?
A.500 years.
B.5,000 years.
C.50,000 years.
D.55,000 years.
--Are you free tomorrow?-- ______. I have to see my mother.
A.I think so
B.I'm afraid not
C.That's right
【B8】
A.in
B.by
C.with
The young boy usually eats what he wants __ what he needs.
A.because of
B.instead of
C.such as
How many Americans include yoga in their fitness regiment?
A.5,000,000
B.15,000,000
C.50,000,000
D.150,000,000
【B3】
A.useful
B.beautiful
C.important