That chair takes up().

A.It burns more calories.

B.It takes less time to learn.

C.It involves less risk of injury.

D.It improves posture.

How is chair aerobics different from the exercise described in the article？

A．It burns more calories.

B．It takes less time to learn.

C．It involves less risk of injury.

D．It improves posture.

A.beside

B.besides

C.except

D.except for

Please ___ up this chair for me.It’s really comfortable to sit on.

A.put

B.hand

C.fix

D.shut

A.put out

B.put in

C.put up

D.put forth

This type of chair, easily ______ or folded away, is ideal for use in the garden.

A．put out

B．put in

C．put up

D．put forth

A.put out

B.put in

C.put up

D.put forth

A.stand up

B.sit down in your chair

C.lean back in your chair

A.was nominated

B.was nominating

C.had nominated

D.will be nominated