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【单选题】
关于危险操作下面哪种说法是对的?( )A.
不带手套操作钻具。
B.
当车轮稍微离开地面时通过晃动车辆来鉴定汽车是否正确地固定在顶升装置上
C.
在正在充电的蓄电池附近使用电焊机。
D.
在由刚性齿条支撑下的汽车工作
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举一反三
【单选题】Soft drinks _______ to children for free in some restaurants on Children’s Day.
A.
offer
B.
have offered
C.
are offered
D.
will be offered
【简答题】In the passage, the er of some parents in raising bicultural children is ______.
【单选题】The children are having a good time, ______ with sand, others with toys．
A.
some of them playing
B.
some of them are playing
C.
some of them
D.
who playing
【简答题】A．Children do not know whether TV shows are true or not. B．Children can tell that some programs are real and some are not. C．Children know clearly that TV shows present an unreal world. D．Children don...
【单选题】Some parents are always comparing their children __________other children. [ ]
A.
for
B.
to
C.
with
D.
as
【简答题】变化统一的原理体现着“对立统一”这一物质世界的根本规律。
【单选题】'Part-time' children______.
A.
spend some of their time with their half brothers and some of their time with their half sisters
B.
spend all of their time with one parent from the previous marriage
C.
are shared between the two former spouses
D.
cannot stay with 'full-time' children
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