had better 最好还是；还是……好

We had better call in a specialist. 我们最好请一位专家来。

hand in 上交

Tell them to hand in their homework on time. 叫他们按时交作业。

happen to do 碰巧做

I happened to meet an old friend this morning. 今天早上，我偶然碰到了一个老朋友。

happen to sb. 发生到某人身上

It can happen to anyone. 这事可能发生在任何人身上。

have (got) to 不得不

You have to be careful. 你不得不仔细。

have a class/lesson 上课

I have a class in the afternoon. 下午我有课。

have a good time 玩得很愉快；过得很愉快

I hope you will have a good time here. 我希望你在这儿玩得愉快。

have breakfast 吃早餐

It's a good hobby to have breakfast every morning. 每天早晨吃早饭是一个好习惯。

have no idea 不清楚

I've no idea about it. 关于这件事，我不清楚。

have pity on sb. 怜悯某人

The old lady often has pity on small animals. 那个老太太常常怜悯小动物。

have sports 进行体育活动

They often have sports at school after class. 课后他们经常在学校进行体育活动。

hear from 收到……来信

How often do you hear from your sister？ 你多长时间收到你姐姐一封信？

hear of 听说

I am sorry to hear of your illness. 听说你生病了，我很难过。

help sb. with sth. 帮助某人做某事

I'd like to help kids with their schoolwork. 我愿意帮孩子们复习功课。

here and there 到处

There were books here and there on the floor. 地上到处是书。

hold a meeting 举行会议

We will hold a meeting in the classroom. 我们将在教室开会。

hold on 等一等（别挂电话）

Hold on, please. I'll see if she's in her office. 请别挂断。我去看看她是否在办公室。

hold one's breath 屏住呼吸

I can hold my breath for about half a minute. 我可以屏住呼吸差不多半分钟。

huge amounts of 大量的

He has huge amounts of money. 他很有钱。