31. ______matters most in learning English is enough practice.
Itiscertainthathewill______hisbusinesstohissonwhenhegetsold.
Heaccidentally_______hehadquarreledwithhiswifeandthathehadn’tbeenhomeforacoupleofweek.
Wehaveto________thewheatassoonaspossiblebecauseastormisontheway.
Onceadecisionhasbeenmade,allofusshould______it.
Beforethewarbrokeout,manypeople________insafeplacespossessionstheycouldnottakewiththem.