Dogs are too difficult to take care of.请问这个句子中的 of 可以省略吗?加上它有何意义?

（）dogs are too big.mr green ()a lion yesterday. 英语连词成句速度啊i, hear ,to ,look, too ,difficult ,are,dogs,after these are dogs 英语翻译翻译句子Ferd can't wear his wife's socks,because they are too small to wear.Mr Brown wants to wear something to work,but threr's nothing in his closet.The socks are on the clothesline,and it'sraining!Fred has a difficu Dogs are too difficult to take care of.这个句子的to take care of 做什么句子成分? there are other ways that dogs help us,too这句话什么意思,有什么用法?祥解 Dogs are our friends作文, Are those dogs?怎么回答 they are( my) dogs提问 Chess,which more and more people are learning to play,is quite a difficu lt game.求翻译,要通顺 He like dogs.I like dogs,too.合并同义句_____ he _____I like dogs. are hot dogs dogs给位否定陈述句 where are the dogs where the dogs 都对吗句型 完形填空Dogs are very good pets.They are very f_____ to people and very beautiful,too.Most dogs get on well with (与···相处很好）c______and their parents.Others are good watch-dogs because they cry loudly when a n______ person appear(出 Many experts think pigs are _____ to train than dogs or cats.A.easierB.much easyC.more easilyD.too easy选哪个?为什么? Dogs are too difficult to take care of.请问这个句子中的 of 可以省略吗?加上它有何意义? 有一篇英语短文需要翻译,老师留的作业.作文是这样的：Dogs are my favorite animal ,because they are our best friends and they can do a lot of for us. For examples, dogs can help blind people and police dogs can help the police,too He likes dogs,too.的同义句：He __ __ dogs