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【判断题】
串联谐振时电流最大,因此加大外施电压以加大电流,也可使电路获得谐振。A.
正确
B.
错误
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【单选题】U.S. News ________ ranking of colleges since 1983. They are a very popular resource for students looking to apply to university campus.
A.
maintains
B.
is maintaining
C.
maintained
D.
has been maintaining
【简答题】遥控无人机着陆时,拉平高的修正方法是 发现有拉高的趋势,应停止拉杆或减小拉杆量,让飞机下沉 发现有拉高的趋势,应停止拉杆或增加拉杆量,让飞机上升 发现有拉高的趋势,应停止继续拉杆
【简答题】Prepositions of time: this type of preposition differs between one point in time (e.g. on, at, and in) and extended time (e.g. since, for, by, from-to, from-until, during, and (with)in). Fill in the m...
【单选题】U.S.News ranking of colleges since 1983. They are a very popular resource for students looking to apply to a university campus.
A.
maintains
B.
is maintaining
C.
maintained
D.
has been maintaining
【单选题】Speaking of the scoring for the ranking published by U.S. News & World Report, which item weighs most?
A.
peer assessment
B.
alumni donation
C.
faculty resources
D.
student retention
【单选题】According to paragraph 2, which statement about the ranking of U.S. News & World Report is NOT TRUE?
A.
This ranking began in 1987.
B.
It publishes its ranking every year.
C.
This ranking now includes graduate schools.
D.
Its ranking is still published in magazine form.
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