-–She looks very happy. She ________have passed the exam. --I guess so. It’s not difficult after all.
--How about buying Tim a mobile phone ? After all, he isn’t a boy any more. --I think it’s necessary, for we sometimes want to make sure if he ____ for dinner.
— I didn’t care about what other people thought about me.— Well, you ________.
_________,the idea of having to work under a woman defeated him.
The killer insisted that she was defending herself when _______.
__________my efforts at persuasion,he wouldn’t agree.