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【单选题】
下列关于向心力的说法中正确的是 ( ) A . 做匀速圆周运动的物体其向心力是不变的 B .向心力不改变圆周运动物体的速度大小 C .物体 所受指向圆心的某个力 D . 做圆周运动的物体所受各力的合力一定是向心力
A.
B.
C.
D.
D
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【单选题】They planned to go to Beijing for sightseeing, but because of their daughter’s unexpected illnes
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really
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however
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Though
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【单选题】supercharge
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【单选题】阅读下面的文字，完成下列4题。 让香格里拉发现自己 第一次接触香格里拉(Shangri-la)这个词还是二十世纪八十年代中期，在一本简易英语课外读物中，“香格里拉”即世外桃源。但事实上，香格里拉是一个真实存在的地方，它就在中国滇西北一带。纳西话叫香格里拉，只是词的后缀，中甸一带康巴藏民称它香巴拉。它开始被世人关注，是缘于一位俄国导演1937年拍的电影《被遗忘的王国》。影片中这个叫香格里拉的地方，有...
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【单选题】He landed in this country when he was 4 years old without a word of English, and there he has recently graduated with honors from Loyola Academy. An immigrant kid whose family rents an apartment in a ...
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【单选题】They planned to go to Beijing for sightseeing, but because of their daughter’s unexpected illnes
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51. They planned to go to Beijing for sightseeing, but because of their daughter’s unexpected illness they had to stay at home _____. A．instead
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对“美洲被入侵，而不是被发现”的观点，本文作者是赞同的。
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【单选题】What did the man think of this job?
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【单选题】He ______ ten lectures on African literature, but he only gave three because of his illness.
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must have given
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should have given
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查看完整题目与答案
【简答题】(adj.)可以获得的,现成可用的,有空的
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【判断题】俄语的词缀是可以成词的?
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B.
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查看完整题目与答案
【单选题】He landed in this country when he was 4 years old without a word of English, and there he has recently graduated with honors from Loyola Academy. An immigrant kid whose family rents an apartment in a ...
A.
From different parts of the country.
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From the old country.
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From a lot of houses of the country.
查看完整题目与答案