重点讲解：
1. in case 以备；以防；免得；
例句：Write the telephone number down in case you forget.
把电话号码写下来以免忘了RWPD.4epSK!PA+1。
2. all the time 一直；始终；
例句：I get the two of them mixed up all the time, they're so similar.
我一直把他们俩弄混，他俩太像了%9rulr5h2FVI]iEcV。
3. prepare for 为…做准备；筹备；
例句：I've had no time to prepare for this meeting, so I'll have to play it by ear.
我没有时间准备这次会议，所以只好有什么谈什么^|);u^Nb%Lz。
4. go off 离开；出发；
例句：They went off together and left me sitting there.
他们一同离开了，留下我独自坐在那里ONkUeZ(#Go65~H。
5. let's say 比如说；比方说；
例句：Another example, you want to be an artist, let's say a painter, but you can't seem to find time to lift a paintbrush.
再比如你想成为艺术家，比方说画家，但是你好像总是没时间拿起画笔C,J0hfgM&qwv]。
6. even if 即使；尽管；纵然；
例句：Even if she is responsible for the mistake, she is not likely to own up to it.
即使是她犯的错，她也不太可能会爽快承认的]&0W]&SAn@。
7. as if 好像；仿佛；
例句：He spends as if he were a millionaire.
他用起钱来像个百万富翁似的k2=5^G=1PF-.FaVkC+T。
8. all over 到处；遍及；
例句：The children rode their ponies all over the farm.
孩子们骑著小马在农场上到处跑Ji+Ko)6#,Rmb。