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证明方程 至少有一个小于 1 的正根
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【简答题】College Life American college and university students who (1) ________ away from their families are generally housed in (2) ________ at least for their first year. Men and women often live in the same...
【简答题】College Life [00:56.02]American college and university students who ——1——away from their families [01:02.15]are generally housed in ——2—— at least for their first year. [01:06.76]Men and women often l...
【简答题】女士求职面试服装以（ ）为宜。
【判断题】College dorms in America usually have common rooms, which are used by students to study or hang out with their friends.
A.
正确
B.
错误
【多选题】Which of the following elements are the primary differences between the U.S.and the U.K.systems of higher education?
A.
length of time
B.
ranking of universities
C.
academic term
D.
university organization
【简答题】n. [U] the length of time that sth. continues 持续时间
【单选题】In the early days of nuclear power, the United States make money on it. But today opponents (反对者 ) have so complicated its development that no nuclear plants have been ordered or built here in 12 year...
A.
he inefficiency of the Nuclear Regulation Commission.
B.
The enormous cost of construction and operation.
C.
The length of time it takes to make investigations.
D.
The objection of the opponents of nuclear power.
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