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【判断题】
当人体触及漏电设备外壳，加于人手与脚之间的电压称为跨步电压。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】Americans are eating ______ vegetable per person today as they did in 1910.
A.
more than twice
B.
twice more
C.
as twice
D.
more than twice as many
【简答题】Today it has more than 50000 head of cattle and an production of at least 10 million poundsof beef. A) manual B) annual C) annoying D) anonymous
【多选题】风阴影对建筑通风的影响下列说法正确的是
A.
随建筑高度的增加，风影长度增加，风影长度约为建筑高度的 4~5 倍
B.
随建筑进深的增加，风影长度增加
C.
随建筑长度的增加，风影长度增加
D.
风影长度和进深无关
【单选题】In his speech on the importance of regular exercise, Linda stated, “Taking the first step toward a healthier lifestyle requires three commitments: discipline, determination, and desire.” In this state...
A.
metaphor
B.
alliteration
C.
antithesis
D.
repetition
【单选题】Americans are eating ______ vegetables per person today as they did in 1910.
A.
more than twice
B.
twice more
C.
as twice
D.
more than twice as many
【单选题】Studies show depression______.
A.
is more common today than in the past decades
B.
was more common in the old generations
C.
increased ten times in the days of our parents and grandparents
D.
afflicts only young people
【简答题】随建筑高度的增加,风影长度增加,风影长度约为建筑高度的 4~5 倍;随建筑进深的增加,风影长度 。
【单选题】Today there are more airplanes________ more people than ever before in the skies.
A.
carry
B.
carrying
C.
carried
D.
to be carrying
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