1、open up

（使）（地方、经济、兴趣领域等）开放

As the market opens up, I think people are going to be able to spend more money on consumer goods.

随着市场的放开，我认为人们将能够增加用于消费品的支出。

He said he wanted to see how Albania was opening up to the world.

他说他想看看阿尔巴尼亚是如何对外开放的。

（使）（机会、可能性等）出现；（使）产生

It was also felt that the collapse of the system opened up new possibilities.

人们也认为这一制度的崩溃带来了各种新的可能性。

New opportunities are opening up for investors who want a more direct stake in overseas companies.

希望更加直接地参股海外公司的投资者获得了新的机会。

开…的门

Three armed men were waiting when the postmaster and his wife arrived to open up the shop.

当邮政局长和妻子到邮局开门营业时，3名持械男子正等着他们。

Open up, or I break in!

把门打开，不然我要砸门了！

2、communicate

沟通;联系;交流

My natural mother has never communicated with me.

我的亲生母亲从未和我联系过。

Officials of the CIA depend heavily on electronic mail to communicate with each other.

中情局官员之间的联系在很大程度上依赖电子邮件。

传达;传递

They successfully communicate their knowledge to others.

他们成功地把知识传授给他人。

The results will be communicated to parents.

结果会通知父母。

沟通，交流(情感、想法等)

He was never good at communicating with the players.

他不善于和队员们进行沟通。

Family therapy showed us how to communicate with each other.

家庭疗法指导我们彼此之间的沟通交流。