重点讲解：
1. bear in mind
牢记；放在心上；
eg. As generation gap exists, we must bear in mind that the younger people might not like that idea.
因为有代沟的存在，所以我们必须记住，年轻人可能不喜欢这个想法。
eg. I shall bear in mind your advice.
我将牢记你的忠告。
2. pretend to do sth.
假装做某事；
eg. And pretend to smile, it will be more than annoying people!
而假装的微笑，会有多让人生厌呢！
eg. Peter choked back his laugh and pretend to be sad.
皮特强忍住他的笑意，装出悲伤的样子。
3. to cut a long story short
长话短说；简而言之；
eg. To cut a long story short, I ended up as managing director.
长话短说，我最终当上了总经理。
eg. To cut a long story short. I had a wonderful time.
简言之，我度过了一段美好时光。
