This lesson is too hard ______ him

This lesson is too hard ______ him This lesson is too hard( )him.应该填什么介词 This lesson is interesting .This lesson is helpful.合并成一句This lesson is -------- interesting -------- helpful The _____(twenty) lesson is too difficult. This is our _____(one) lesson this is the third lesson同义句 This is our second English lesson是什么意思 this is……(he)english lesson. this is their (two)english lesson This is an Art lesson怎么翻译 this is too 改下错句可以么大神~Is Daming and you Chinese,too?Are you friends?Yes,I am.This is our frist English lesson.这几句都是试卷上的, this is the first lesson=this is________. my bag is too h this coat is too dear this light is too poor this lesson is over同义句 （）（）（）the lesson This lesson is easy.(改同义句）