the boy looked for his toy everywhere,but he couldn't find it.为什么是find不是found,因为前面是过去式啊looked for

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the boy looked for his toy everywhere,but he couldn't find it.为什么是find不是found,因为前面是过去式啊looked for

the boy looked for his toy everywhere,but he couldn't find it.为什么是find不是found,因为前面是过去式啊looked for
the boy looked for his toy everywhere,but he couldn't find it.
为什么是find不是found,因为前面是过去式啊looked for

the boy looked for his toy everywhere,but he couldn't find it.为什么是find不是found,因为前面是过去式啊looked for
因为find是在couldn't的后面.could是can的过去式,couldn't是could not的缩写.
情态动词后面的实义动词要用原形.
could是过去式,在这里就表示出是过去发生的事情了.

男孩到处寻找他的玩具但是他没找到。

could 后加动词原型

所有的情态动词后面都只能用动词原形,像can、can't、may、should、have to 等等…

“( )last,the boy ( )the right place.He looked for it ( ) an hour”怎么写? ( )last,the boy ( ) the right place .He looked for it ( ) an we looked for the m( )boy ,but we couldn't find him We looked for the boy here and there,and f____we found him in a shop the teacher looked at the boy ------- (angry) The boy opened his eyes for a moment,looked at the captain,and then died.句中looked at the captain在句子作什么成分? the boy looked for his toy everywhere,but he couldn't find it.为什么是find不是found,因为前面是过去式啊looked for .When I came into the house,the boy there looked 20.When I came into the house,the boy there looked 20A me ______ surprise.A.at; in B.for; to D.by; for D.up; over They looked for the little boy everywhere.They didn't find him until midnight同义句.用they___ ___ the little boy everywhere.The boy___ ___untilmidnight Write the word or phrase in the blanks to replace the underlined part.1 The little boy(looked) at the ants under the tree (for a long time).s()2 We have no time ,so you must (be quick).h()3 A man (took) the watch (away without paying for it).s()4 He the boy looked the sky,but he saw nothing 改错 对括号内进行提问The boy looked (happy). .The boy looked at me closely.改为被动语态 根据括号部分提问的几道题,求助!【Li Lei's】 father saved the boy.提问:()father saved the boy?2.He looked for 【the cat.】提问:What ()he look for? ①the boy looked _____ ②the boy looked_____at his dying pet.sad sadly it's important for a boy to believe in (h ) on the way to success 英语翻译The old lady pulled her spectacles down and looked over them about the room .Then she put them up and looked out under them.She seldom or never looked through them for so samll a thing as a boy.They were her fancy pair,the pride of her he 一.同意句转换.1.They looked for the little boy everywhere .They didt find him until midnight.They ( ) ( ) the little boy everywhere.The boy ( ) ( )until midnight2.He didt watch the football match last night,for he was too busy.He( )watching t