主语（He/She/It/I /名词的单数+was /wasn't + 其他 .主语（ We/You /They/ 名词的复数 +were/weren't + 其他.疑问句：Was /Were + 主语+ 其他?肯定回答：Yes,主语+ was /were 否定回答：No ,主语+was/were ....