初一上册英语语法总结：时态

　　1、一般现在时表示普遍、经常性的或长期性的动作时使用一般现在时，它有：

　　be动词：

　　She’s a worker.Is she a worker?She isn’t a worker.

　　情态动词：

　　I can play the piano.Can you play the piano?I can’t play the piano.

　　行为动词：

　　They want to eat some tomatoes.Do they want to eat any tomatoes？They don’t want to eat any tomatoes.

　　Gina has a nice watch.Does Gina have a nice watch?Gina doesn’t have a watch.

　　2、现在进行时

　　表示动词在此时正在发生或进行就使用进行时态，结构为sbbev-ing sth+其它.

　　I’m playing baseball.Are you playing baseball?I’m not playing baseball.

　　Nancy is writing a letter.Is Nancy writing a letter?Nancy isn’t writing a letter.

　　They’re listening to the pop music.Are they listening the popmusic?They aren’t listening to the pop music.