I’m sorry I stepped on your toe; it was an accidentIt wasn’t! You did it ______

I have got a headache. — No wonder. You_________ on the mathexercises too long.

. — Flight 551 for Dalas ______. I must beoff now. — Have a pleasant trip then.

Looking at her _______ looks，we were _______.

myself to my study,1 would be sittingin a comfortable office now