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【判断题】
以加速运动的物体为参考物建立的参考系也是惯性参考系。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】According to the passage, which of the following is not true?
A.
Women enjoy using umbrellas with varied kinds of colors nowadays.
B.
The inventor of the umbrella is unknown.
C.
Once ordinary people had no right to use umbrellas.
D.
Umbrellas were popular and cheap in ancient times.
【单选题】嗅神经
A.
由鼻腔嗅区嗅粘膜内双极嗅细胞的中枢突形成
B.
通过筛板的是嗅二级纤维
C.
嗅丝分布于嗅区，上鼻甲以上和鼻中隔以上1／3粘膜上皮表面
D.
嗅神经胞体位于嗅球内
E.
嗅丝是嗅球发出的周围突
【单选题】作为你部分的研究,你发现钥匙越长,不正当的竞争者破解密码所耗时就越长。你还发现今天使用的大多数密钥是_______,所以你决定用这种大小的密钥。
A.
56位
B.
64位
C.
128位
D.
256位
【单选题】________ umbrellas / Umbrellas are commonly used to protect ________ from ________ rain.
A.
/ ... the ... the
B.
The ... the .../
C.
/ ... / .../
D.
The ... / ... the
【单选题】According to the passage, which of the following is not true?
A.
Women enjoy using umbrellas with various kinds of colors nowadays.
B.
The inventor of the umbrella is unknown.
C.
Once ordinary people had no right to use umbrellas.
D.
Umbrellas were popular and cheap in the ancient times.
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