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【单选题】
正弦交流电的角频率 ω和频率 f 的关系是()。A.
ω = π f
B.
ω =2 π f
C.
ω =f
D.
ω =1/f
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【判断题】He is such a young boy that he can't go to school. = He is so young a boy that he can't go to school.
A.
正确
B.
错误
【简答题】He ___ ice cream. 他喜欢冰激凌
【简答题】He has a _______ for ice cream. 他特别喜欢吃冰淇淋。
【简答题】The senator, who was against the war, claimed that with all the ______ and complex economic and political factors, the outcome of the war was still uncertain.(Indefinite, intricate, unify, inaugurate,...
【简答题】根据汉语完成句子。 1. 至于甜点我弟弟吃冰淇淋。 My brother _________ ice cream _________ _________. 2. 温迪吃大量的健康食品。 Wendy _________ _________ _________ _________ food. 3.—他喜炊吃梨时？ —是的，他喜炊。 —Does he _________ _________? —Yes,...
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