It was the training ____ he had as a young man ____ made him such a good engineer.
--- Mum, what are you doing? ---Your uncle will come; I put a(an) ________ plate on the dinning table.
_____ you are my best friend, I’ll tell you the secret, but it is only between you and me.
In order to finish the experiment successfully, the professor always _________, for every day the light in his room didn’t go out until 4 a.m.
“I don’t think it’s my ________ that the TV blew up (爆炸). I just turned it on, that’s all,” said the boy.
You’d better cut your hair short. Our school doesn’t __________ long hair.