I am so busy that I have __________ unanswered letters.
TheideapuzzledmesomuchthatIstoppedforafewsecondstotryto________.
He_____someFrenchwhilehewasawayonabusinesstripinParis.
Theengineoftheshipwasoutoforderandthebadweather_______thehelplessnessofthecrewatsea.
We’regoingto______withsomefriendsforapicnic.Wouldyouliketojoinus?
Hewasinhospitalforsixmonths.Hefeltasifhewas_______fromtheoutsideworld.