Most Chinese people like red because they think it can ________ them good luck.

As you may have found, the Chinese language is ______ in idioms and proverbs. –Yes, I often get ______.

Edison ________ many things in his life , _________ the light and CD.

How much does it cost to built the school library— Four yuan.

I wondered if the man was our new headmaster but quickly______the thought， because he was too young．