1. Here are...属于倒装句型，主语用复数。e.gHere are some good news for you . Here are my classmatets.

2. most是形容词、副词的最高级形式：most+原级e.g.She is the most beautiful girl in our school. It is the most expensive book I have ever seen.

4. about主要意思：“关于”、“有关”e.g. This is a good book about Chinese history. Could you tell something about your new school