13. Maybe the receiver is off the hook.
可能是聽筒沒放好。
還能這樣說：
There may be someone who didn't replace the receiver.
It's possible that the receiver is off the hook.
應用解析：
angle with a silver hook 行賄；用銀鉤釣魚；
by hook or (by) crook 千方百計，不擇手段；
drop off the hooks 死，翹辮子；離職
14. What kind of sound is it making?
發出什么樣的聲音？
還能這樣說：
What noise does it make?
Which sound can you hear?
諺語：
Empty vessels make the greater sound.
空桶響聲大。
15. I think my phone doesn't work.
我想是我的電話壞了。
還能這樣說：
Maybe my phone is out of order.
I think my phone isn't working.
應用解析：
do its work 發生效力，起作用；
go about one's work 著手工作；
in and out works.不固定的工作
16. I broke my phone this morning.
我今天早上把電話摔壞了。
還能這樣說：
My phone dropped this morning.
My phone was broken this morning.
應用解析：
The breaks were against us.
命運跟我們作對。
17. I'll call someone to repair it.
我會打電話讓人來修的。
還能這樣說：
I'll ask someone to deal with it.
Someone will be called to handle it.
應用解析：
have repair to 依賴，依靠；
repair to 到……去（特指成群地去或經常去）；
repair to sb. for aid 向某人求助