The problem discussed at the meeting yesterday (在昨天会议上讨论的) was very difficult to solve.

The window broken by that naughty boy(被那个顽皮男孩打破的) is being repaired.

The children examined in the hospital yesterday(昨天在医院检查的) were seriously ill.

He got interested(感兴趣的) in the two theories.

1）divide/separate v.分开

【解释】

divide指"把一个整体分成若干部分"，破坏了宾语的完整性，常与"into"连用；

separate 指"把原来连在一起或靠近的部分分割开来"，常与 "from" 连用。

【练习】选择divide或separate并用其适当的形式填空。

①The apple was _________ into two.

②His lecture _________ into three parts.

③She was _________ from her husband last year.

④The Taiwan Strait _________ Taiwan from Fujian.

Keys: ①divided ②divides ③separated ④separates

2）puzzle/confuse v. 困惑

【解释】

puzzle 指"情况错综复杂，因而使人感到困惑不解"；