1.silent mode 静音模式

例句：Hey! Your cellphone ringer sounds really annoying. Can you switch it to silent mode?

喂! 你的手机铃声听起来真的很烦, 你可不可以切换到静音模式?

2.grow up 成长

例句：His daughter is grown up.

他的女儿已长大成人。

3.make promise 做出承诺

例句：Don't make promise when you are in joy. Don't reply when you are sad. Don't take decision when you are angry.

不要在你兴高采烈的时候去做一个承诺。不要在你悲伤忧愁的时候去做一个回复。不要在你生气愤怒的时候去做一个决定。

4.call on 号召

例句：One of Kenya's leading churchmen has called on the government to resign.

肯尼亚宗教界的一位重要人物已呼吁政府下台。