The number of smokers,（） is reported, has dropped by 17 percent in just one year.

Schools should be lively places where individuals are encouraged to _____ to their greatest potential.

-Jim, can you work this Sunday?
-? I've been working for two weeks on end.

Much time _____ sitting at a desk, office workers are generally troubled by health problems.

_____ Li Bai, a great Chinese poet, was born is known to the public, but some won’t accept it.