Only after a baby seal is pushed into the sea by its mother _______to swim.
What a great weight the mother felt ____her mind the moment she found her lost son!
---I’m terribly sorry to have put you to so much trouble. ---______. You didn’t mean to, did you?a. forget it b. no trouble c. all right d. you’re welcome
一Are you going to have a holiday this year?— I’d love to. I can’t wait to leave this place_______.
Generally speaking, ____according to the directions, the drug has no side effect.
______ some of the questions ______,the man said good-bye to us.