重点讲解：
1.get involved in 卷入；参与；涉及
例句：After being the citizens of Malaysia, Malaysia Indians began to get involved in the local political activities.
在加入马来西亚国籍后，他们才开始真正地参与当地政治。

2.later on 过后；随后；稍后
例句：And much of what I stumbled into by following my curiosity and intuition turned out to be priceless later on.
我跟着我的好奇心和知觉走，遇到的很多东西后来被证明是无价之宝。

3.pass down 传递；传下去
例句：If pass down, he can not conscientious to descendants.
如果传下去，他无法向子孙后代交代。

4.have in common with 与…有共同之处
例句：What do the President and First Lady have in common with Brad Pitt and Angelina Jolie?
美国总统和第一夫人与布拉德皮特和安吉莉娜茱莉这两对名星夫妇有何共同点？