Barack Obama has taken personal blame ________ the security failures which led ________ the attempt to blow up a plane on Christmas Day.
_____, a form must be filled in.
Look at the floor , Tom ! _____you watch TV while having a meal?
Deep in the forest _____, who made no contact with the outside world.
That night I felt especially lazy and went to bed ____ earlier than usual.
---Thanks for your trouble. ---Not at all. I’m _____ pleased to help you.