Why pleasant smells do not reduce pain in man is a question still _______ by scientists.
Undergoodtreatment,Lindaisbeginningto_________andwillsoonrecover.
Isimplycouldn’tunderstandhowit_______thatyoudidsomuchworkinsuchashorttime.
IkeptaskingMr.Smithtostayforlunchandhefinally___________.
Difficultiesandhardshipshave________thebestcharacteroftheyounggeologist.
Withoutproperlessons,youcould________alotofbadhabitswhenplayingthepiano.