these

1. DET You use these at the beginning of noun groups to refer to someone or something that you have already mentioned or identified. 這些 (用於名詞前，指前文曾提到的人或物)

A committee has been formed. These people can make decisions in ten minutes which would take us months. 委員會已經成立。這些人能在10分鍾內做出決定，換作我們則要花幾個月。

2. PRON These is also a pronoun. 這些

"I have faith in these guys," the coach said. "These are good players."

“我相信這些人，”教練說道。“這些都是好球員。”

3. DET You use these to introduce people or things that you are going to talk about. 這些 (用於引出將要談及的人或物)

Your camcorder should have these basic features: autofocus, playback facility, zoom lens. 你的便攜式攝像機應該具有這些基本特征：自動調焦、廻放及變焦鏡頭。

4. PRON These is also a pronoun. 這些

Take care of yourself while you are pregnant. These are some of the things you can do for yourself. 懷孕期間要照顧好自己。這些是你自己可以做的事情。

5. DET In spoken English, people use these to introduce people or things into a story. 這些 (口語中用於引出故事中的人或物)

I was by myself and these guys suddenly came towards me. 我獨自一人時，這些人忽然曏我走來。

6. PRON You use these when you are identifying a group or asking about their identity. 這些 (用於識別或詢問身份)

These are my children. 這些是我的孩子。

7. DET You use these to refer to people or things that are near you, especially when you touch them or point to them. 這些 (尤指所碰觸或指曏的附近的人或物)

These scissors are awfully heavy. 這幾把剪刀非常重。

8. PRON These is also a pronoun. 這些

These are the people who are helping us. 這些是正在幫助我們的人。

9. DET You use these when you refer to something which you expect the person you are talking to to know about, or when you are checking that you are both thinking of the same person or thing. 這些 (指雙方均了解的事物)

You know these last few months when we've been expecting it to warm up a little bit?

你知道最近這幾個月我們一直盼望天氣能煖和一些嗎？

10. DET You use these in the expression these days to mean "at the present time." 目前

These days, people appreciate a chance to relax. 目前人們很珍惜能放松的機會。