Misc: who are the composer and the lyricist for 'the sound of music', respectively?

Questions

---------- was first used as a medical treatment in 2700 B.C. by Chinese emperor Shen-Nung.?

Almost ---------- million pounds of medical trash is generated each day in the U.S.?

Americans use over ---------- tons of aspirin a year.?

During one four-year period, Thomas Edison obtained ---------- patents, or one every five days.?

Medical researchers contend that no disease ever identified has been completely---------- .?