1) 及物动词的不及物用法：主语通常是物，且有着某种内在的特点。句子简短，且一定有付词。
　Some silks wash well.
　The pen writes smoothly.
　The poem reads fluently（流利地）.
　The shoes wear well（很耐穿）.
　The paper tears easily. 

2) 否定句
　The plays won`t act.
　His novels don`t sell.
　The door won`t open. 

3) 某些日常用语，谓语是进行时态
　The dinner is cooking.
　The cakes are baking（烘烤）.
　The book is printing.
　He paid all that was owing（欠的钱他都还了）. 

4) 谓语是不及物动词或连系动词。
　The flowers look beautiful.
　what he said sounds reasonable.
　The roses smell sweet.
　The medicine tastes bitter.
　The cloth feels soft.
　The door blew open.
　The road measures 50 feet across.
　Sheep feed chiefly on grass.