经济学计算题某企业生产一种产品，每件产品的变动成本为8元／件，企业的年固定成本为500万元，当年的计

I don't know ,she just stood there anxiously ,____ her nails.A:bite B:biting C:bit D:to bite Having studied in university for 3 years,he knows the way very well.先翻译另外 开头改成To have studied可以么? （ ）we have finished the work, we will start another work.A Now that B BY nowo 为什么选A而不选B,A与B在翻译看起来都象准确的? We have almost finished the work.这是完成时吗?我们几乎结束了工作 几乎表明还没有 那还是完成时吗? have a quick breakfast是不是等于have a fast breakfast? They have a quick breakfast before going to scuool改为同义句 英语翻译有的翻译是“快速地吃了早餐”.如果是这样翻译的话,那么have breakfast quickly 又怎么翻译?这里的quick怎么翻译比较好呢? SHOP的过去式 shop的过去式是什么 Hearing the news,she couldn’t ______ her tears coming down her cheeks.横线处用 hold back 还是 hold down为什么不能用 HOLD DOWN 可以解释为控制眼泪的流出啊。 She was ashamed having done that and tears ran down her cheeksashamed 后面加一个词 选择A.of B.with C.in D.to we hare done our work Our class teacher is pleased ___ we have done and ___ we have said.A with that;all thatB with what;thatC with what;allD what;all that My Vault翻译中文 i'm lucky to have got yow tickets_____.are you _____to go to the concert with me?A.freely; free B.for free; freelyC.freely; for free D.for free; freei'm lucky to have got TWO tickets_____.are you _____to go to the concert with me? 翻译（拒绝在线）：I 'm lucky to have you all. He knows the place well,so let him be our g------.请抢答 Because he has lived in Shanghai many years, he knows the place very well.___________________改同意句（用非谓语的形式） 请问答案是：living in Shanghai many years,还是 hasing lived in Shanghai many years.麻烦讲下原因, He knows the children well..怎么翻译? [4] I feel uncomfortable each time I remember the situation _____ Mary didn't agreewith me _______the matter.A.that; at B.in which ; over C.which; about D.where ; to翻译并帮助分析. Even you do remember,nothing will change. change nothing是什么意思? nothing will happen to change you life style Have we loved so very reckless Have we loved so very reckless wore的过去式 Have we loved so very reckless 爱的过去时与完成时.i loved/have loved him before,so i know him very well.哪个对? 7.We __very early so we packed the night before.A.leave B.had left C.were leaving D.have left求翻译 sleep when tired and smile when awake. sleep at it is when awake.怎么译比较好呢?sleep as it is when awake.怎么译比较好呢？ Sleep when tired and smile when