M: Wow, you look different today. F: You mean I’m beautiful? M: What you...

To promote, to move someone up in an organization, usually he has done a...

People have wondered about the nature of light and color since ancient ...

L5 Unit 2-1 dialogue 少年时期 M1: What’s so funny? What are you writing abou...

L5 Unit 2-1 vocabulary 说明近况和与他人相处 Forbidden or prohibited to be against...

One of the most important human emotions is love. However, there are ma...

F: Excuse me, do you have a minute? M: I’m sorry, not right now. I’ll be...

To criticize someone is to point out their false or mistakes. Some peopl...

There are many mysteries in nature. Mysteries are things we don’t under...