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【判断题】
钢筋焊接的施工者,应持有焊接技能证和作证。
A.
正确
B.
错误
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参考答案:
举一反三
【判断题】设【图片】由上半椭圆周【图片】与直线【图片】及【图片】所围成的闭区域,则在广义极坐标变换【图片】下,【图片】变成【图片】平面上的闭区域【图片】.
A.
正确
B.
错误
【简答题】To start your own business is usually (cheap) ______ than to buy one.
【单选题】Two decades ago a woman who shook hands with men on her own ______was usually viewed as too for ward.
A.
endeavor
B.
initiative
C.
motivation
D.
preference
【单选题】运输内源性甘油三酯的主要脂蛋白是( )
A.
CM
B.
VLDL
C.
LDL
D.
HDL
E.
IDL
【多选题】10KV架空绝缘敷设一般有( )三种。
A.
直线杆
B.
转角杆
C.
终端杆
D.
耐张杆
【简答题】According to the author, if you usually focused on your own problems, or complain frequently, you need to ______.
【单选题】Although they usually did their own painting and papering, on this occasion they brought in a firm of ______ decorators.
A.
inside
B.
inward
C.
interior
D.
internal
【单选题】运输内源性甘油三酯的主要脂蛋白是
A.
CM
B.
LDL
C.
HDL
D.
VLDL
E.
IDL
【判断题】设【图片】是平面【图片】上由曲线【图片】,【图片】及直线【图片】,【图片】所围成的在第一象限内的闭区域,则在变换【图片】下,【图片】变成平面【图片】上闭区域【图片】.
A.
正确
B.
错误
【单选题】Singe women usually stay away from marriage by their own choice, ______ single men are mostly victims of circumstances. [      ]
A.
for
B.
while
C.
and
D.
but
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