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【单选题】
交交变频电路的最高输出频率( )。A.
高于电源频率
B.
低于电源频率
C.
等于电源频率
D.
与电源频率无关
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【简答题】Are you sometimes a little tired and sleepy in the early afternoon? Many people feel this way after lunch. They may think that eating lunch is the cause of the sleepiness. Or, in summer, they may thin...
【简答题】在教学中，通常所提到的五种教学评价有智慧型教学语言评价，实效型课堂展示评价，（），灵活型课后作业评价，自主型自评互评评价。
【单选题】—You look stressed out. —Yeah, too _____ work makes me tired. [ ]
A.
little
B.
many
C.
much
D.
more
【简答题】Are you sometimes a little tired and sleepy in the early afternoon? Many people feel this way after lunch. They may think that eating lunch is the cause of the sleepiness. Or, in summer, they may thin...
【简答题】Most of us, as writers, tend to be a little indiscriminating in word choice, thinking the red color is just “ red ” , a machine makes just “ a noise ” , and a suface is either “ hard ” or “ so...
【单选题】Mary is so careful that she makes ______ mistakes in her work. [ ]
A.
few
B.
many
C.
little
D.
a little
【单选题】患者,女性,53岁。近半年来,感消瘦,乏力,食欲不振,且左锁骨上淋巴结肿大,左锁骨上淋巴结活检病理报告显示为转移性腺癌,其原发病灶最不可能是
A.
甲状腺癌
B.
胃癌
C.
肝癌
D.
胰腺癌
E.
结肠癌
【单选题】homework really makes the students feel tired. [ ]
A.
Such much
B.
Such many
C.
So much
D.
So little
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