重点讲解：
1. turn off
关上；关掉；截断，切断（…的供应）；
eg. The light's a bit too harsh. You can turn it off.
灯光有点太刺眼了O[K5U*ypa[IUKqMP。你可以把灯关掉YUZ80C(~jNG585u_(-%W。
eg. I have to get up and turn off the radio.
我必须起床关上收音机6dtBq8MsSvF5。
2. fall asleep
入睡；睡着；进入梦乡；
eg. Sam snuggled down in his pillow and fell asleep.
萨姆舒服地枕着枕头进入了梦乡P^0_g+#5[f。
eg. Torn between anger and self-reproach, he could hardly fall asleep.
他又是气愤，又埋怨自己，简直没法睡着ZQS;f_U#~Sjen.]gqjb。
3. ever since
自从；打…以后一直；
eg. Ever since we moved last year, I worry a lot about whether I can handle this new job.
自从去年我们搬家，我就一直非常担心能否做好这份新工作zqX%OP3XW%2pa)PlF。
eg. We've been friends ever since we met at school.
自从我们在学校认识之后，我们就一直是好朋友N-#c5CANag*。
4. fiddle with
摆弄；拨弄；
eg. Harriet fiddled with a pen on the desk.
哈丽雅特摆弄着桌上的钢笔;M8Wt@0[i-5dmFdq。
eg. Don't fiddle with the typewriter.
不要摆弄那架打字机了@=zLB+XZ~Zx6。
5. turn up/down
开大，调高（收音机、暖气等）/关小；调低；
eg. Bill would turn up the TV in the other room.
比尔会把另一个房间里的电视声音开大-NY-..zbpzku。
eg. He kept turning the central heating down.
他不断调低中央暖气的温度4^7l7zQDh_Yil]。