高一英语24It is （worthwhile）taking the trouble to explain a job fully to new employees.为什么不能用worth?

It's known to us_______there is pollution,there is harm.高一英语单选 高一英语40It is the watch I want （to have repaired ）为什么不用 to have it repaired? 高一英语简单句组成复合句The english language is diffcult.It is less diffcult than the Russian language 高一英语24It is （worthwhile）taking the trouble to explain a job fully to new employees.为什么不能用worth? （高一英语）关于 It is nothing serious.nothing 在句中是什么词性?修饰什么的? Do you think it is necessary to say No sometimes?Why的英语作文,高一的,简单一点.急! 高一英语（21）请大家翻译一句话It is a good choice to do (gym-based )exercise. 高一英语补充的（老师原来教高三）英语中：what is konw； it is konw； as高一英语补充的（老师原来教高三）英语中：what is konw；it is konw；as is know to us all；的意思和用法. 【高一英语】【啥啥从句】it is very difficult to tell how many years age________ people made the first ship.A.it was whenB.was it whenC.it was thatD.was it that 高一英语24题 高一英语24题 高一英语改错题 It was a long time since we last saw each other 中为什么把was 改为is啊 高一英语must you go out and play with Tom now,dear?it is raining outside.为什么用must?这个属于must的什么用法? The traffic is always terrible in the urban area;it takes me a_____ one hour to get home every day高一英语必修3单元 高一英语Where is my coat?I will get it for you at once Get for 是固定短语么, 英语翻译高一英语翻译句子老板的女儿很漂亮 as it is/as she is 英语：it is high 【初升高一英语】求英语高手.句子成分划分题.①scientists hope that the mystery will be solved somebody②It is great to be here③it was difficult to remember all the faces and names