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【单选题】
听力原文:Man: This graph represents our production last year. And the other will give you an idea of the sales so far this year and this is the projection for the next half year. From this graph we will preview the expected profits through the end of the year, but we'll have some problems to achieve our targets. &8226;You will hear another five recordings. &8226;For each recording, decide what the speaker is doing. &8226;Write one letter (A--H) next to the number of the recording. &8226;Do not use any letter more than once. &8226;You will hear the five recordings twice.
A.
complain about job interference
B.
design a package of a product
C.
review a contract
D.
work on a TV advertisement
E.
produce a new soap
F.
present a yearly projection
G.
present an operation budget
H.
talk about profits
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参考答案:
举一反三
【单选题】采用放大或缩小比例绘制图样,其尺寸应注 ( )
A.
图形的尺寸
B.
实物的尺寸
C.
两者都可
【判断题】汽车发动机内所有的部件的润滑方式都是飞溅润滑
A.
正确
B.
错误
【单选题】采用放大或缩小比例绘制图样,其尺寸应注
A.
图形的尺寸
B.
实物的尺寸
C.
两者都可
D.
两者都不可
【单选题】Indefinite repetition is controlled by a ______.
A.
counter
B.
sentinel value
C.
data value
D.
non-constant condition
【单选题】采用放大或缩小比例绘制图样,其尺寸应注 ( )
A.
图形的尺寸
B.
实物的尺寸
C.
两者都可
D.
【简答题】在有效数字的运算规则中,加减法运算时,他们的和或差的有效数字的保留,应依()为根据;乘除法运算结果有效数字的位数依()为根据。
【单选题】根据有效数字的乘除法运算规则, =
A.
9.05×
B.
9000
C.
9046.7122
D.
9.0×
【单选题】采用放大或缩小比例绘制图样,其尺寸应注( )
A.
图形的尺寸;
B.
实物的尺寸;
C.
两者都可
D.
两者都不对
【判断题】( )166.通过外设I/O存储区,用户可以不经过过程映像区,直接访问输入模块和输出模块。
A.
正确
B.
错误
【简答题】A.clear B.popular C.indefinite D.available
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