重点讲解：
1. depend on 取决于；根据；由…决定；
例句：I tend to have a different answer, depending on the family.
根据家庭的不同，我往往会给出不同的答案uSY9De!Apz)3。
2. rather than 而非；胜于；而不是；
例句：Many products are made by machinery rather than by hand.
许多产品是机器造的而不是手工做的)Jwqv3^s=vz。
3. find out (尤指特意通过努力)发现，找出，查明；
例句：The police are trying to find out the criminal.
警察在尽力查出凶犯fqel%wPCbY=pFvP-lR8。
4. or so …左右；…上下；
例句：We wandered about the town for an hour or so.
我们在城里到处游逛了一个小时左右hEBMGn-BSuq。
5. used to do sth. 过去常常；过去曾；
例句：The cinema she used to visit had been pulled down.
她常去的那家电影院已经拆除了UF0F]Y;3D+s,p,+KQ2V。