My parents usually take a walk ______ dinner to keep healthy.

A．a(chǎn)t

B．of

C．during

D．a(chǎn)fter

My parents often ask me _________ too much time ______ computer games.
A. not to spend; playing      B. not to spend; to play       C. to not spend; play

My parents usually goes for ________ walk in ________ evening.

A．the, a

B．a(chǎn), the

C．/ ,the

D．a(chǎn) , an