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【判断题】
氧气管道不宜敷设在高温下,如必须通过时,应采取隔热措施。()
A.
正确
B.
错误
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举一反三
【判断题】键的极性是由于成键的两个原子的电负性不同引起的。
A.
正确
B.
错误
【简答题】(inform) He had inside __________ as to what was going on in his homeland.
【多选题】下列关于城市维护建设税纳税地点的表述中,正确的有( )。
A.
无固定纳税地点的个人,为户籍所在地
B.
代收代缴“三税”的单位,为税款代收地
C.
代扣代缴“三税”的个人,为税款代扣地
D.
取得管道输油收入的单位,为管道机构所在地
【单选题】男衬衫袖头长的计算公式为( ).
A.
B/5+2+1.75
B.
B/5+3+1.75
C.
B/5+4+1.75
D.
B/5+5+1.75
【单选题】(Did) anyone (inform) you (with) the change of the schedule that (had been decided) yesterday?
A.
Did
B.
inform
C.
with
D.
had been decided
【单选题】GIS硬件、软件、()及模型4要素是缺一不可的,但在不同的发展阶段,它们所处的地位是不同的。
A.
数据库
B.
数据
C.
结构
D.
网络
【单选题】GIS 硬件、软件、( )及模型 4 要素是缺一不可的,但在不同的发展阶段,它们所处的地位不同的。
A.
数据库
B.
数据
C.
结构
D.
网络
【单选题】下列关于极性和极化说法正确的是:
A.
共价键的极性与成键原子的电负性无关
B.
不相同的两个原子之间形成的共价键一定有极性,即一定是极性共价键
C.
共价键的极性越大极化度越大
D.
键的极性是由于成键的两个原子的电负性不同引起的
【单选题】听力原文:Fred would have paid twice as much as he did for his car if the salesman had insisted as he really needed a car. How much did Fred pay for his car?
A.
He paid half the price the salesman asked.
B.
He paid twice as much as the salesman asked.
C.
He paid the price the salesman asked.
D.
He needn't have paid that much for the car.
【简答题】A well-known manufacturer of weighing machines produced a new model. The machine had a computer inside it, and this computer could do wonderful things: it could weigh people very accurately; it could ...
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