he found it hard _ his ciass .A.tocatch up with B.to catch up C.catch up with D.catch up

He can answer the question h _ hard it is. he found it hard _(catch up with) his classmates.怎么填 为什么? he found it hard _ his ciass .A.tocatch up with B.to catch up C.catch up with D.catch up He thought hard.He followed it quietly and found it .翻译中文 高一英语句型转换1、I don't know if he'll come on time.What we want to know _ _he 'll come on time.2、When he was asked why he was late,he didn't say a word.When _why he was late ,he_ _.3、I have found it hard to learn Spanish.I have found I found （ ）hard to learn to swim.A it B I C he D you He found it hard to ___(专心于)down to his work. I found it hard to living. i found it important to stard hard he found it hard to get to sleep.改为同义句 It is— — him to fall asleep. he found that it was hard to sleep可以用另一种方法说么?是什么作业上说该同义句,he found ___ ___ to sleep He found that it was hard to learn a foreign language.同义句He found _____ ______ _____learn a foreign language. he found being a good father difficult=he found _ _ _ _a good father He didn't come to school because it rained hard.=He didn't come to school _ _ the _ rain. I found it hard to understood为什么不是I found it is hard to understood He found __ hard to work out the problem by himself .A this B that.C.it.D / _ at his model plane over the weekend,he didn't complete it.Hard as he worked为什么句子什么 it's raining _（hard） now