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should I need to do?and Do i need to do?有何区别 翻译Do you have Mr.Sun 's telephone number? --Do you have his telephone number?--He____me his telephone number but I___it.A:gives;lost B:has given;have lost C:had given;lost D:gave;have lost Do you have his telephone number?--- He _______ me his telephone number butI’mafraid I　＿＿　it .A.gives,lost B.gave ,have lost C.had given ,lost D.has given ,have lost D 为什么不是B 英语翻译大大们!错的那里有错?指出来!并写上正确的内容! 外贸中SEAL是什么意思? seal gasket seal是什么意思 Center seal是什么意思?说一下啊!谢谢啦~~~ m-seal是什么在哪有卖? 同义句：1.Do you need anything else 2.cross the footbridge3.How can l get to the police station4.To her surprise ,she meets the robbers again on a busy street 实习医生格蕾 s7E16里的那首歌歌名 就是down by the river by the boat开头的那个 best wishes for a happy marriage bada couldn't take off his eyes off the car的中文翻译 baby seal 意思only after a baby seal is pushed into the sea by its mother will it learn how to swim.如何翻译? sealock 什么因素影响磁场能的大小有没有定量的表达式啊？ 磁场的特点 磁场有哪些特性? Do you need ______ _______ _______ _______ in the shop?你需要人在店里帮忙吗?要用上短语help out也是帮助的意思。 The river winds down to the The logs -floated---- (float ) down the river to the sawmills in summer是什么意思 Handsome的比较级 limited warranty 怎么翻译好? 英语翻译The limited and exclusive remedy for breach of this Limited Warranty shall be at our sole discretion,the replacement of the same type,size and like quantity of non-defective Product,or credits,offsets,or combination of thereof,for the who 影响绝缘材料性能的因素有哪些 limited warranty 和 unlimited warranty的解释和区别?对电子产品的保修limited warranty 和 unlimited warranty有什么区别? 绝缘材料的性能受哪些因素的影响? 请问影响绝缘材料性能的主要指标是什么啊? out of limited warranty是什么意思 影响CPU工作性能的主要因素有哪些? 导磁材料能增强磁场多少倍?导磁材料能增强磁场,不同性能的导磁材料能增大磁场的强度是不同的,那么,一般来说,在现有磁场中加入导磁材料后,磁场能增强多少倍?（不需要精确,我只想知道