关于turn+介词
1，turn on
打开;发动
Will you turn on the radio?
你打开收音机好吗?
2,turn off
关掉
Turn off the light before you leave.
离开前请把灯关掉。
3,turn up
出现，露面
eg: He didnt turn up at the meeting yesterday.
出现;发生
Something unexpected has turned up.
发生了没有意料到的事情。
4,turn down
1,拒绝
His proposal was turned down.
他的.提议被拒绝了。
2,关小
Dad，can you turn down the TV? Its too noisy. -----OK.
爸，你能把电视声音关小一点吗------好的
5,turn out
结果是;证明是
The party turned out to be very successful.
晚会结果开得很成功。
6,turn back
阻止;阻挡The car was turned back at the frontier.
汽车在边境处被拦住了。
7,turn in
交上;归还Turn in all the tools after use.
全部工具用后都要归还。
