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【单选题】
W7812 型三端集成稳压器中输出电压为( )。A.
+12V
B.
-12V
C.
+5V
D.
-5V
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【单选题】—Where have you _________ all day? —I came back at noon and I _________ in this room ever since.
A.
gone; had been
B.
gone; was
C.
been; have been
D.
been; am
【单选题】听力原文：W: I am so worded about Mark these days. Ever since he moved into his own apartment he's been losing weight. He doesn't look well at all. M: He really should try to gain some weight. He's probabl...
A.
He moved into his own apartment.
B.
He is always eating less than enough.
C.
He is on a diet and exercises too much.
D.
He smokes heavily every day.
【简答题】北京市海立达铝门窗加工修理有限公司是増值税一般纳税人,2018年8月发生如下部分经济业务。 [要求]编制会计分录。
【单选题】I simply gave in to him. and I‘ve felt regretted it ever since.
A.
sorry
B.
disappointed
C.
shameful
D.
disheartened
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