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【判断题】
0一个独立的干粉灭火系统至少应配备有两个手持喷粉软管或一个手持喷粉软管和一个喷粉枪。( )A.
正确
B.
错误
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举一反三
【单选题】_______ all these people have in common is ________ they have succeeded.
A.
What; that
B.
That; what
C.
That; that
D.
What; what
【简答题】By the end of the year all but two people ________. A) have left B) will leave C) will be leaving D) will have left
【简答题】两个人分别用10N的力拉弹簧秤的两端,弹簧秤的读数为( )N。
【单选题】关于商品房销售的表述，不正确的是( )。
A.
商品房销售可以分为商品房预售和商品房现房销售
B.
商品房销售属于房地产转让行为
C.
商品房销售是指房屋所有人将自己的房屋出售给他人的行为
D.
商品房销售是指房地产开发企业将新建商品房向消费者售卖的活动
【单选题】People all around the world have been doing as much as they can ________the people in Afghanistan.
A.
help
B.
to help
C.
helping
D.
helped
【单选题】. To greatly raise people’s living conditions, _______.
A.
all kinds of measures have taken
B.
they have taken all kinds of measures
C.
it is said that they have taken all kinds of measures
D.
I think they have taken all kinds of measures
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