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【判断题】
把一根磁矩为【图片】的条形永磁铁放在磁感应强度为B的均匀磁场中，当条形磁铁平行于【图片】时，它受到的力矩为【图片】.A.
正确
B.
错误
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举一反三
【单选题】There are a number of different occasions when you might be _____ to make a speech. Therefore, you need to practice how to speak to a large audience.
A.
called in
B.
called back
C.
called upon
D.
called up
【简答题】我该选哪家酒店呢? ——决策模型的应用 爱丽丝一向认为自己是一名谨慎的消费者。她和丈夫以及两名年幼的孩子生活在一起,为了维持这个收入普通家庭的正常生活,主妇爱丽丝经常在消费时面临有限的预算。同时她是一名很有社会责任感的女性,她非常注重环境的可持续发展和社会公平。 最近,爱丽丝和她的丈夫打算带两名孩子去三亚进行一年一次的度假。所以爱丽丝很仔细地选择将要的酒店。首先她需要考虑酒店的直接属性,价格,...
【简答题】When you practice reading with passages shorter than book length, do not try to take in each word separately, one after the other. It is much more difficult to grasp the broad theme of the passage thi...
【单选题】There are a number of different occasions when you might be ________ to make a speech. Therefore, you need to practice how to speak to a large audience.
A.
calling upon
B.
called upon
C.
calling down
D.
called down
【简答题】There are a number of different occasions when you might be called ______ to make a speech. Therefore, you need to practice how to speak to a large audience.
【单选题】There are a number of different occasions when you might be ______ to make a speech. T herefore, you need to practice how to speak to a large audience .
A.
called away
B.
called upon
C.
called in
【简答题】When you practice more, you will be able to speak English better. (保持句意不变) The ____you practice ,the ____you will be able to speak English.
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