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___ any books on the desk?A.There is B.There are C.Is there D.Are there 使用机械时所做的所有功叫______ 使用任何机械时不可避免地要做额外功 使用机械时产生额外功的两个主要因素是是填空（1）机械本身受_______;(2)机械工作时有_________ 使用任何机械时()功一定等于()的功.也就是说,使用任何机械都不能（ ） The basketball game is in November. 变复数句,谢谢 The basketball game is in September.(对划线部分提问) 2010年12月份英语四级报名从什么时候开始到什么时候结束? 2010年12月份的英语四级成绩什么时候出来? do some review 还是do some reviewing we must give you some _ (train) before you take the job Tom ___ to review his lessons before exams.A、went out his way B、 went out of his way C、 went of his way D、went out of a way这题选哪个为什么?请分析并翻译整句谢谢 Hotel pickup and drop off from your hotel.这句话啥意思 My English lost.这种说法不常见吗？ 英语翻译 To say is one thing,and to do is another thing.我想知道这个句子用主系表的结构怎么分析? Peter enjoyed () at his birthday party last night.A he B him C himself D his 英语翻译海涅定理及其应用摘要：揭示了海涅定理的内涵,分别给出了不同函数极限的海涅定理,归纳总结了它的应用兵举出实例.关键词：海涅定理；极限；数列；函数列；导数这是我的论文, 会英语进来~~~帮我把下面的文字翻译成英文中国银行江门恩平东门路支行Bank of China, East Gate Road, Jiangmen Branch, Yun Ping广东省恩平市恩城城东青云居民委员会春园路31号翠豪苑407号房City, Guangdong i also show you a sweet derm last 英语翻译 Some famous ___(绘画)from Russia are on show in the museum these days.-Tom,as well as his parents,__to the USA,right?-Yea,they won't be back until next week.A.has been B.have been C.have gone D.has gone They are going to have a meeting with some famous tennis players. 在二零零八年春运期间,我国南方出现大范围冰雪灾害,导致某地电路断电,该地供电局组织电工进行抢修,供电局距离抢修工地十五千米,抢修车装载着所需材料先从供电局出发,十五分钟后,电工 Some famous singers live on the ____ from their record sales.A.salary B.value C.bill D.income为什么 三极管的基极与基极电阻之间的电压是如何分配的 在探究“压力的作用效果与哪些因素有关”的实验中,小明和小华利用所提供的器材(小在探究“压力的作用效果与哪些因素有关”的实验中,小明和小华利用所提供的器材（小桌、海棉、砝码 l want_animals.A:to make B:make C:making look ,children ,going,the ,are ,camping (连词组句） the children who you are going to look after are under six.you are going to look after the children are under six. the students want()()(）（）（)(给他一个惊喜） 关于冰雪灾害的作文请各位不要回答在百度上搜的文章，我一全有。 人工翻译句子We got the food out of the car and sat behind a path at the foot of the hill2. We got the food out of the car and sat behind a path at the foot of the hill .We were very happy sitting in the cool grass .But very soon we heard the b