感官动词的用法,hear, listen to, watch, notice 等词，后接宾语，再接省略to的动词不定式或ing形式前者表全过程，后者表正在进行句中有频率词时，以上的词也 常跟动词原形注释：省略to的动词不定式--to do是动词不定式，省略了 to,剩下do,其形式 和动词原形是一样的，但说法不同see sb do sth 看到某人做了 某事see sb doing sth 看至U某人在做某事hear sb do sth 听到某人做了某事hear sb doing sth 听到某人在做某事以此类推…I heard someone knocking at the door when I fell asleep.（ 我入睡时有人正敲门，强调当时正在敲门）I heard someone knock at the door three times.（ 听至U有人敲门的全过程 ）I often watch my classmates play volleyball after school.（ 止匕处有频率词 often）（了解）若以上词用于被动语态，须将省略的 to还原:see sb do sth----sb be seen to do sthhear sb do sth----sb be seen to do sth以此类推…Wesaw him go into the restaurant. f Hewas seen to go into the restaurant.I hear the boy cry every day.fThe boy is heard to cry every day.可当系动词，后接形容词2 .感官动词 look, sound, smell, taste, feelHe looks angry.His explanation sounds reasonable.The cakes smell nice.The dishes taste delicious.The silk feels smooth.???注意：如果加介词 like 构成词组 , 则后不可接形容词，而接名词或代词：sound like 听起来像 ...look like? 看起来像 ...He looks like his mother.That sounds like a good idea.??It sounds like great fun.It smells like a flower.??It tastes like salt.3 . 如何判断 look 是实义动词还是感官动词 ?当 look 理解为 "看起来 "时, 是感官动词 ,后接形容词 .The naughty boys broke the teacher looked angry.当 look 理解为 "看"或者与其它词构成词组时 , 是实义动词 , 需要用副词修饰 .The teacher looked anrily at the naughty boys. 。