一、作人称代词，可用来代替人、物或事。—Who is knockingat the door?—Its me谁在敲门？是我 。
The ant is not gathering this food for itself alone. Ithas two stomachs in its body.蚂蚁不只 是为自己采食。 它的身体里有两个胃。
When service is i
and是英语中使用频率极高的连词，用来连接词、短语和句子。 笔者根据九年制义务教育初中英语新教材 ，试就and的用法进行归纳， 以利于读者理解与掌握。
一、表示并列或对称的关系 and可以用来连接语法作用相同的词、短语或句子，可译为“和”、“并”、 “又”、“兼”等。如：
Lucy and I go to school five days a week. 我和露西每周上五天学
Abstract: Classroom teaching is the main way for students to learn English. But in senior high school, a lots of probelms still exsit in the English teaching especially in the teaching of reading an