Every year, ____ graduates take pan in TOEFL for further education abroad.
Beforethewarbrokeout,manypeople________insafeplacespossessionstheycouldnottakewiththem.
It’stenyearssincethescientist________onhislife’sworkofdiscoveringthevaluablechemical.
Tokeephealthy,ProfessorJohnson_______cyclingasregularformofexerciseafterheretired.
Helenalwayshelpshermothereventhoughgoingtoschool______mostof herday.
Thefinalexaminationiscomingupsoon.It’stimeforusto_______ourstudies.