We couldn't work it out .里的"it"指代什么?是work吗?请翻译一下这个句子

We couldn't work it out .里的it指代什么?是work吗?请翻译一下这个句子 Without his help,we couldn't work it out 该句的提问Without his help 是介词短语做状语用于修饰we couldn't work it out 这个句子的吗?那么在we couldn't work it out这个句子中:we是主语,而couldn't+work是谓语,it The problem was so difficult that we couldn't work it out easily同义句We___ _____working out the problem. We didn't have enough time.We couldn't finish the work .(合并句子） so...that从句中的it放哪里The problem is so difficult that we couldn't work it out为什么放当中 we never told him he couldn't do it翻译 We couldnt walk around it on foot的意思 We couldn't finish the work if you didn't help us.We couldn't finish the work ____ ____ help.改为同义句 All of them thought we (couldn't) finish so much work in one day.It was too hard for us.为什么这个宾语从句没用否定转移呢 We tried to be friendly at first ,but it___ A can't work B couldn't work C won't work Dcan't work Because it rained,we couldn't play football的同义句_______ _______the_______,we couldn't play football We didn't have enough time.We couldn't finish the work.(合并句子) We didn'We didn't ___ ___ ___ ___ finish the work. We couldn't finish our work so early----you helpWe couldn't finish our work so early----you helpA.without B.with C.for D.by This problem was very difficult.Lily couldn't ____问选项work it out 和work out it的区别 this exercise is a little d_____,i couldn't work it out __the problem,we couldn't know how to work it out.__with so much trouble,we failed tocomplete the task on time.A.faced B face C.facing D.to face是不是Faced with=Facing? we never told him he couldn't ,so he didn't know.he just left it We could't go because it was raining heavilyWe couldn't go ____ ____ ____ ____rain