皮皮学，免费搜题
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【多选题】
卫星通信系统主要由 组成。A.
微波天线
B.
通信卫星
C.
地球站
D.
转发器
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【简答题】Gentlemen, I have been informed that MAEBLE isbeing imported and used in your country in the manufacture of figures, artobjects, architectural ornaments and for many other purposes. There are quantiti...
【简答题】以下十个句子可以用于投诉信的开头或者结尾,请把它们归类: A. I am writing to complain about a serious defect found in the computer I bought from you. B. I am writing to request a full refund of the course fee I have paid. C. I be...
【判断题】饭店设施设备环节总分为600分,按最终得分进行星级划分,一星级、二星级饭店不作要求,三星级饭店最低220分,四星级饭店最低320分,五星级饭店最低420分。
A.
正确
B.
错误
【简答题】Dear Buyer, I am very _____ that you have _______ the goods. Thanks for your support. I hope that your are satisfied _______ the items and look ________ to doing more business _______ you in furture. ...
【简答题】Test Fill in the blanks with the words given below. Change the form if necessary. inconvenience otherwise hear but ask ensure shipment inform I am writing to _____1______ you...
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