have有实义动词“有”,“吃”,“上课”的,使用方法和一般的实义动词一样,eg, They have many useful books. He has lunch at 12:00 every day. He has English every day. have还有助动词的用法,用于完成时态中.比如,has/have + done,had+done He has done his homework. The trian had left by the time he got outside.
