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【单选题】
如对冷却系统进行检漏,需进行加压,选用的工具为( )
A.
打气筒
B.
冷却系统压力测试器
C.
空气压缩机
D.
真空泵
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参考答案:
举一反三
【单选题】______ care in hospitals should be given to those who are seriously ill.
A.
Extensive
B.
Extreme
C.
Generous
D.
Intensive
【单选题】正常人心尖搏动的范围以直径计算为( )
A.
.0.5~1.0
B.
1.0~1.5cm
C.
C.1.5~2.0cm
D.
D.2.0~2.5cm
E.
E.2.5~3.0cm
【单选题】正常人心尖搏动的范围以直径计算为( )
A.
.0.5~1.0cm
B.
1.0~1.5cm
C.
C.1.5~2.0cm
D.
2.0~2.5cm
E.
2.5~3.0cm
【单选题】膳食中碳水化合物所提供的能量占总能量的;
A.
40-50%
B.
45-55%
C.
50-60%
D.
55-65%
【单选题】下列情况会在货舱内产生汗水的是( )。
A.
船体温度低于舱内空气露点
B.
船体温度升高至等于舱内空气的露点
C.
舱内空气露点低于货物表面温度
D.
A和C
【单选题】正常人心尖搏动的范围以直径计算为( )
A.
A.0.5~1.0cm
B.
B.1.0~1.5cm
C.
.1.5~2.0cm
D.
D.2.0~2.5cm
E.
E.2.5~3.0cm
【单选题】Louis Brail didn’t give up studying ________ he became blind by accident at the age of three.
A.
as though
B.
even though
C.
even
D.
if
【单选题】Louis Brail didn’t give up studying ________ he became blind by accident at the age of three.
A.
if
B.
even if
C.
though
D.
even
【单选题】(It is) (extremely) important (for) an engineer (to know) to use a computer.
A.
It is
B.
extremely
C.
for
D.
to know
【单选题】Choose the best answer to complete each of the following sentences. Louis Brail didn’t give up studying ________ he became blind by accident at the age of three.
A.
as though
B.
even though
C.
even
D.
if
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