The old woman insisted that the book Mr. Thopson talked about ________.

The pills might have cured him, if only he’d taken them________ [ ]

It’stenyearssincethescientist________onhislife’sworkofdiscoveringthevaluablechemical.

_________the thunderstorm ,they_________ the injured man in time. They felt sorry for that.

What shall we do tonightthen?-It’s up to you-________ you want.[ ]