1 000千克废报纸=850千克再生纸=少砍17棵树。废报纸的循环再利用与树木、环境、经济、社会的关系表明,事物之间的联系是( )
— How was your interview with the boss? — ________. He seemed interested in my experience, but he didn’t ask for my recommendation letter.
Our headmaster isn’t in his office. I can’t find him anywhere. Did you notice him ______ the office?
You had better ________ some time every day for sports so that you can keep yourself energetic.
The radio says that a terrible traffic accident happened sometime ________ 8 a.m. ________ 10 a.m. this morning.
He made a mistake, but then he took action to change the situation ________ it got worse.