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【简答题】
求球面 与锥面 所截出的曲线在点 (3,4,5) 处的切线与法平面方程.
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【简答题】阅读理解。 Lots of people like diving into water, because they can explore the underwater world. But there is not her kind of diving. Some people dive into the sky! This is really a very exciting sport. A ...
【单选题】An Underwater Hotel 水下旅馆 In a bay near Almeria in Southern Spain will be built the world's first underwater residence for tourists. The hotel will be 40 feet down in the Mediterranean. As all the worl...
B.
it was still unexplored
C.
it would offer new possibilities
D.
it would have unchanging weather
【单选题】I had a wonderful time in the underwater world.
A.
主系表结构
B.
主谓宾结构
C.
主谓宾宾结构
D.
主谓结构
【简答题】胎盘屏障(placental barrier)
【判断题】我国社会体育发展的畸型阶段是1966年—1976年。
A.
正确
B.
错误
【单选题】Why did the U.S. Navy set up underwater microphones around the world in the 160s?
A.
To listen for changes in ocean structure.
B.
To listen for changes of ocean currents or volcanic activity.
C.
To make sure whether there was a giant squid deep in the ocean.
D.
To follow the track of the Soviet warships under water.
【简答题】任务型阅读. Lots of people like diving into water, because they can explore the underwater world. But there is another kind of diving.  Some people dive into the sky! This is really a very exciting sport. ...
【简答题】The falling snow covers everything on earth. Everything on earth ______ the falling snow.
【简答题】blood-air barrier
【单选题】2011-1-99.A 公司和 B 公司于 2011 年 5 月 20 日签订合同,由 A 公司将一批平板电脑售卖给 B 公司。 A 公司和 B 公司营业地分别位于甲国和乙国,两国均为《联合国国际货物销售合同公约》缔约国。合同项下的货物由丙国 C 公司的“潇湘”号商船承运,装运港是甲国某港口。目的港是乙国某港口。在运输途中, B 公司与中国 D 公司就货物转卖达成协议。在贸易术语适用上, A 、 ...
A.
该合同应当适用 2010 年《国际贸易术语解释通则》
B.
货物的风险应自货交 C 公司时由 A 公司转移给 B 公司
C.
B 公司必须自付费用订立从指定装运港运输货物的合同
D.
因当事人选择了贸易术语,故不再适用《联合国国际货物买卖公约》
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