本集核心英语单词及例句：

1.ceremony (n.)典礼
The ceremony was scheduled for December 10th.
典礼定在12月10日。

2.nervous (adj.)焦虑的；紧张不安的
He feels nervous when he faces so many people.
面对那么多人，他感到紧张。

3.doubt (n.)怀疑，疑虑
There is no doubt but that he will win the election.
毫无疑问，他将在竞选中获胜，

4.marriage (n.)结婚；婚姻生活
In twenty years of marriage he has only taken two proper vacations.
结婚二十年里，他只像样地度过两次假.

5.kangaroo (n.)袋鼠
There are many kangaroos in Australia.
澳大利亚有很多的袋鼠。