---____ do you study for a math test? ---I study math ____ lots of exercises.

--- ____homework is required for a middle school student every day ?          ---About two hours .                                            

“________ do you exercise?” “Three  times a week. ” 

-----_______healthy, you should eat ______and exercise more.-----I can’t agree with you more.

— How ______ Jack?                    — He is fine.