第一部分:单项选择—Make sure you have turned off the air conditioners before going out.—_______________.
Try and__________ a bit; life isn’t that bad!
To make the members perform better, the trainer first of all has to know their _______ and weaknesses.
—Have you made an apology ______ him ______ breaking his window? —Yes, I have.
— Where did you find your lost pen? —It was in the park _____ we visited that day _____ I found it.
It was __________ back home after the experiment .