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【判断题】
平面运动刚体上力系的功等于力系向质心简化所得的力偶作功之和A.
正确
B.
错误
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【单选题】--- _____ Tracy was in such a hurry ? ---I don’t know．She might have been running to catch the bus.
A.
Why do you think
B.
Why you think
C.
Do you think why
D.
Why not think
【简答题】Tommy buys a ticket(票) and goes in. But after two or three minutes he comes out. He buys a second ticket and goes in again. After a few minutes he comes out again and buys a third ticket. Two or three...
【简答题】严格执行无菌操作的,每次吸痰应( )更换吸痰管。
【简答题】prefix="span style="font-family" style=";font-family:仿宋;font-size:16px" xml:namespace="" ( )。 ?xml:namespace>A. prefix="span style="font-family" style=";font-family:仿宋;font-size:16px" xml:namespa...
【单选题】( ) 4. –What do you think of cities ? -- I like living in cities , but the cost of living is _________ .
A.
tall
B.
low
C.
short
D.
high
【单选题】The cost of living in Glasgow is among the lowe
A.
2. The cost of living in Glasgow is among the lowestin Britain, the quality of life isprobably one of the highest. （天津） A.since
B.
when
C.
as
D.
while
【单选题】With the price _______ so quickly, I find 1,000 yuan a month can hardly cover the cost of living.
A.
to rise
B.
risen
C.
being risen
D.
rising
【单选题】单代号网络图与双代号网络图的区别有( )。
A.
双代号网络图是以节点及其编号表示工作，单代号以箭线表示工作
B.
单代号网络计划是以时间坐标为尺度编制的网络计划
C.
双代号网络计划适用于搭接施工计划
D.
双代号网络图是以箭线及其两端节点的编号表示工作，单代号以节点表示工作
【单选题】cost-of-living index is
A.
ratio of the present cost of a typical bundle of consumer goods and services compared with the cost during a base period.
B.
ratio of the base cost of a typical bundle of consumer goods and services compared with the cost during the last period.
C.
Cost of attaining a given level of utility at current prices relative to the cost of attaining the same utility at base-year prices.
D.
Amount of money at current year prices that an individual requires to purchase a bundle of goods and services chosen in a base year divided by the cost of purchasing the same bundle at base-year prices.
【简答题】Tracy loves going to the movies. Tracy loves 1 . Tracy can't stand 2 . Len likes 3 . Len doesn't like 4 . Len hates 5 .
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