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【单选题】
电路图一般分电源电路、主电路和( )三部分绘制。A.
辅助电路
B.
控制电路
C.
保护电路
拍照语音搜题，微信中搜索"皮皮学"使用
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【单选题】当t=0时，一简谐弹簧振子正经过平衡位置向X轴正向运动，此弹簧振子的运动方程可表示为( )
A.
x ＝ Acos(ωt+π/2)
B.
v ＝ v max cos(ωt+π)
C.
a ＝ a max sin(ωt － π/2)
D.
x ＝ Acos(ωt+π3/2)
【简答题】根据句意和音标提示,写出相应的单词。 1.I don't know the answers to the _____ . 2.Is there anything _____ in today's newspaper? 3.I was born in ____ 4.I think this film is ____ , so I like it very much. 5.What are you ...
【单选题】听力原文：M: My family and I will be leaving on January 5. Is there anything we need to do to the apartment before we leave? W: If you want your fifty-dollar deposit back, you'll have to clean the stove an...
A.
She's a maid.
B.
She sells stoves and refrigerators.
C.
She's an apartment manager.
D.
She's a real estate agent.
【多选题】关于网站banner的描述，下列选项说法正确的是（）。
A.
Banner图是网站广告中最常见的广告形式。
B.
Banner图将文字信息图片化，以更直观的方式将信息进行展示。
C.
在设计时可采用左右构图、正三角构图、倒三角构图、对角线构图、扩散式构图的样式。
D.
尺寸高度一般为500像素。
【简答题】从方框中选择适当的句子完成下列对话。 A. Ah...Is there anything serious? B. Thank you, doctor. C. I've got a bad headache. D. My temperature seems all right. E. About two days. A: What's your trouble? B: 1______ A: How ...
【单选题】当t=0时，一简谐弹簧振子正经过其平衡位置向X轴正向运动，弹簧振子的运动方程可表示为( )
A.
x ＝ Acos(ωt+π/2)
B.
v ＝ v max cos(ωt+π)
C.
a ＝ a max sin(ωt － π/2)
D.
x ＝ Acos(ωt+π3/2)
【简答题】Is there anything you want from town? I’m going to get those letters ________ ( mail ) .
【单选题】听力原文：M: My family and I will be leaving on January 5. Is there anything we need to do to the apartment before we leave? W: If you want your fifty-dollar deposit back, you'll have to clean the stove an...
A.
She's a maid.
B.
She sells stoves and refrigerators.
C.
She's an apartment manager.
D.
She's a real estate agent.
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