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问题 单项选择题

边坡工程设计时应采用荷载效应最不利组合，在计算支护结构水平位移时，荷载效应组合应采用（）。

A.正常使用极限状态标准组合。不计入风荷载及地震荷载 

B.正常使用极限状态准永久组合，不计入风荷载及地震荷载 

C.正常使用极限状态标准组合，计入风荷载及地震荷载 

D.正常使用极限状态准永久组合，计入风荷载及地震荷载

答案

参考答案：B

完形填空

Mr. Smith gave his wife ten pounds for her birthday．The day after her birthday Mrs. Smith went shopping．She got on    36   and sat down next to an old lady．  37    she noticed that the old lady’s handbag was   38   ．Inside it, she found a wad（沓）of pound notes   39   the one her husband had given her. She quickly   40   her own bag—the notes were    41   .Mrs. Smith was now sure that the old lady sitting   42   her must have stolen them．She thought    43   not have to call the    44   as she didn’t like getting people    45  ． 

So she decided to take back the money   46   the lady’s handbag and say   47  about it．She looked around the bus to make sure   48  was watching, then she carefully put her hand into   49   handbag, took out the notes and   50   her own handbag． 

When she got home that evening, she showed   51  the beautiful hat she had bought．“How did you   52   it?” he asked．“  53  you gave me for my birthday, of course．”“Oh,   54  then?” he asked, as he   55   a wad of pound notes on the table． 

小题1:.．

A．a bus

B．a train

C．an old ship

D．a plane 小题2:.．

A．In a minute

B．After a while

C．For a second

D．On the moment小题3:.．

A．good

B．old

C．open

D．shut小题4:.．

A．the same that

B．perhaps was

C．probably as

D．exactly like小题5:.．

A．looked at

B．watched carefully

C．saw to

D．looked into小题6:.．

A．gone

B．missed

C．disappear

D．found小题7:.．

A．close

B．next to

C．before

D．behind小题8:. 

A．she would

B．he could

C．she must

D．he might小题9:.．

A．driver

B．old lady

C．police

D．husband小题10:.．

A．to difficulty

B．into trouble

C．out of work

D．seeing her小题11:. 

A．into

B．out

C．away

D．from小题12:.．

A．something

B．everything

C．anything

D．nothing小题13:. 

A．nothing

B．somebody

C．nobody

D．neither小题14:.．

A．the old lady’s

B．her husband’s

C．the police’s

D．her own小题15:.．

A．gave it away

B．put them into

C．brought them out

D．took it to小题16:.．

A．the driver

B．the police

C．the old lady

D．her husband小题17:.．

A．pay for

B．spend on

C．cost in

D．take to小题18:.．

A．Use them

B．With the money

C．With that

D．Using it小题19:.．

A．how is it

B．what’s that

C．where is it

D．why is this小题20:.．

A．put up

B．held out

C．pointed to

D．handed up
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单项选择题

在一个关系模式R(A，B，C，D)中，若各个属性间没有任何函数依赖关系，则该模式的主属性有( )。

A．A、B、C、D
B．R、A
C．A、B
D．R、A、B、C、D
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