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【判断题】
RC 正弦波振荡器, 采用 RC 电路作为移相网络和选频网络,主要工作在几十 kHz 以下的低频段。A.
正确
B.
错误
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【简答题】Where did American house cats come from?
【单选题】Where did the Americans win a decisive victory during the American War of Independence?
A.
At Saratoga
B.
At Yorktown
C.
At Gettysburg
D.
In Richmond
【单选题】She still clings to the belief that her son is still alive. A. relies on B. sticks to C. rests on
A.
relies on
B.
sticks to
C.
rests on
【单选题】听力原文：M: Where did you find your book? F: I found it under my bed. Where did she found her book?
A.
Under her bed.
B.
On her bed.
C.
Under her desk.
【判断题】Parallel line segments on the object are still parallel on axonometric projection.
A.
正确
B.
错误
【简答题】“预付账款”的借方登记（ ）。
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