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【单选题】
辅锅炉自动点火控制系统，在自动点火程序过程中，出现点火根本未成，其不可能的原因是______。A.
点火电极结炭严重
B.
点火电极间隙过大
C.
时序控制器故障
D.
火焰监视器故障
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皮皮学刷刷变学霸
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【单选题】“播下一个行动,收获一种习惯;播下一种习惯,收获一种性格;播下一种性格收获一种命运。”对这句话的理解错误的是
A.
性格对职业生涯发展十分重要
B.
江山易改，本性难移，所以职业性格无法调试
C.
可以通过养成行为习惯调试性格
D.
人的性格实质是人的一种行为习惯
【单选题】---____________do you usually read English in the morning? ---About half an hour.
A.
When
B.
What time
C.
How many
D.
How long
【单选题】—How long did you stay there? —_______. [ ]
A.
In half a month
B.
After half a month
C.
For half a month
D.
Half a month ago
【单选题】You Are What You Think Do you see the glass as half-full rather than half-empty? Do you keep your eye upon the dough-nut (油炸圈饼), not upon the hole? Suddenly these cliches (陈词滥调) are scientific questio...
A.
Y
B.
N
C.
NG
【单选题】I’ve spare ___ juice for you, and your half ____ in the refrigerator.
A.
half the, is
B.
the half, are
C.
my half, is
D.
a half, are
【单选题】You Are What You Think Do you see the glass as half-full rather than half-empty? Do you keep your eye upon the dough-nut(油炸圈饼), not upon the hole? Suddenly these cliches(陈词滥调)are scientific questions,...
A.
Y
B.
N
C.
NG
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