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【简答题】
The heavy stresses imposed upon the shaft during operation require its construction to be very stiff and tough. The material used for its manufacture is a special alloy steel, which is either cast or forged into shape.(翻译)
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【单选题】The author implies in the last paragraph that ______.
A.
it is not necessary to spend so much money studying the brain
B.
we have uncovered all the secrets about our brains
C.
we are too eager to search every corner of our life
D.
modern buildings can still be constructed with the desired attics
【简答题】设A点为后视点,B点为前视点,A点的高程为87.452m。当后视读书为1.267m、前视读数为1.663m时,问A、B两点的高差是多少?A、B两点哪点高?
【单选题】(36) 如果交换机的总带宽为 14.4Gbps ,它具有 12 个百兆的全双工端口,则 其千兆的全双工端口数量最多为( )。
A.
6 个
B.
5 个
C.
4个
D.
3 个
【单选题】The man was busy, so he had no time _____ his children.
A.
to spend
B.
spending
C.
to spend with
D.
spending with
【简答题】设地面上A、B两点，A点为后视点、B为前视点，A点高程为18.763m，后视读数为1.523m，前视读数为1.875m。计算A、B两点的高差？A点与B点哪点高？，B点高程为多少？视线高程为多少？
【简答题】A．Because they lack self-discipline in their studies. B．Because they spend too much time on the Internet. C．Because they have not exerted their utmost efforts. D．Because they have developed poor relat...
【简答题】People are not satisfied with their lives so they spend lots of time on the Intemet.
【单选题】It wasnt ______ the clothes as the man himself who impressed immediately.
A.
so many
B.
so much
C.
rather than
D.
as
【单选题】They spend so much time _________ about the party.
A.
thinking
B.
think
C.
to think
D.
will think
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