英语表达用英语怎么写

Freedom of expression is a basic human right.

言论自由是基本的人权。

The expression in her eyes told me something was wrong.

她的眼神告诉我出事了。

His face took on a set expression.

他脸上现出凝滞的神态。

The expression on his face never changed.

他的`面部表情总是一成不变。

His expression changed from surprise to one of amusement.

他的神情由惊变喜。