be convinced of 确信

[例句] I am convinced of his guilt.

我确信他有罪。

☆convincing adj. 有说服力的，令人信服的

Mary's argument was very convincing.

玛丽的理由非常有说服力。

[小试身手] 用convince及其相关词的适当形式填空。

1. _____ of the truth of the report, he told his neighbours about it.

2. We all found his speech _____ after having listened to it for two hours.

Key: 1. Convinced 2. convincing

Grammar

separate 的词性和含义较多：

作及物动词，意为：分开，切断，识别，使脱离关系，开除。侧重指把原来连在一起的或靠在一起的人或物分隔开，常与from连用。

[例句] Please separate the good apples from the bad ones.

请把好苹果和坏苹果分开。

作不及物动词，意为：脱离， 分手， 解散， 夫妻分居

[例句] We talked until midnight and then separated.

我们谈到午夜才分手。

作形容词，意为：分开/离的，夫妻分居的，独立的

[例句] The two questions are quite separate.

这两个问题是完全不相关的。

The children all sleep in separate beds.

孩子们各睡各的床。

divide 意为：分开，划分，分割，引申为：意见不一，不合。 侧重把某一整体分成若干份。后可接into或among。

divide ... into ... 把......划分成......

divide sth. among / between sb. 把某物分给几个或更多的人