视频对话：
As of now, you're acting District Attorney.
现在，你是代理地方检察官。
We'll have a formal swearing in later.
我们稍后会有个正式的宣誓
For now this will suffice. Stand up.
目前这就足够了，起立！
本期学习词汇：
formal
adj.（学校教育或培训）正规的；方式上的；礼仪上的
n.<美>须穿礼服的社交集会；<口>夜礼服
例句：
1. He wrote a very formal letter of apology to Douglas.
他给道格拉斯写了一封非常正式的道歉信。
2. Business relationships are necessarily a bit more formal.
商业关系有必要更正式一些。
3. No formal announcement had been made.
尚无任何官方声明。
4. He lacks formal education but is adept at living by his wits.
他缺乏正规的教育，但却通过他的智慧生活得很好。
5. The Coronata wallpaper lends a formal air to the dining room.
科罗娜塔墙纸给餐厅增添了一种整齐有致的气氛。 <口><美>