重点讲解：
1. instead of 代替…；而不是…；
例句：Instead of taking me to the departure lounge they took me right to my seat on the plane.
他们没有带我去候机厅，而是直接领我上飞机到了我的座位上%TRYpfvMkS0JqKqK8-03。
2. either or （表示在两者或多者中择其一）或者，要么；
例句：You are either a total genius or else you must be absolutely raving mad.
你要么是个不折不扣的天才，要么就是完全疯了7zpQ1ZYI1UtUs91HDM@b。
3. look for 找；寻；
例句：That's nice for me, too, since I continually look for cool new things to show students.
这对我来说也非常好，因为我在不断地寻找很棒的新事物来展示给学生rBmR3uLcwGi&&)&LN。
4. as well 也；还；
例句：The Language used for writing should be easy to read and understand, and precise and inerrant as well.
用于产品说明的语言应该浅显易懂，并且也要精确无误MoYmR&nfq[;BLo。