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【单选题】
China will spend about 52 billion yuan _____ new airports and _____ old ones in the west of China according to the 11th Five-Year plan. [ ]A.
repairing; building
B.
to build; repair
C.
building; repairing
D.
to repair; build
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【简答题】为什么访问网站的时候80 端口可以省略?
【单选题】The donkey______ so it became quiet.
A.
found a way to save itself
B.
was killed by the farmer
C.
felt hopeless
D.
was too tired to cry
【简答题】A stupid, 1 old donkey fell into an old and dry well. The farmer was 2 ,so he decided to ask his neighbours to bring their shovels to 3 it in the well. When the farmers started to 4 dirt into the well...
【单选题】We waited for an hour and,______ we went without her.
A.
at the end
B.
by the end
C.
to the end
D.
in the end
【简答题】a. It gives us the chance to face our fear of death. b. We risk our lives for thrills. c. We do it for excitement. 2. a. He stepped out of an airplane like a skydiver. b. He waited five or ten minutes...
【多选题】若进口设备货价为CIF(到岸价),则进口设备购置的构成包括( )。
A.
进口设备货价
B.
进口设备从属费用（包括国外运费、国外运输保险费）
C.
国内运杂费
D.
进口设备从属费用（不包括国外运费、国外运输保险费）
E.
外购配套件费
【多选题】移动定位是指通过特定的定位技术来获取( )的位置信息(经纬度坐标),在电子地图上标出被定位对象的位置的技术或服务。
A.
移动手机
B.
智能手机
C.
终端用户
D.
智能终端
【多选题】有关沉淀技术,说法正确的是( )
A.
沉淀技术具有浓缩和纯化的双重效应
B.
沉淀技术的选择性强
C.
沉淀技术适用于初步纯化阶段
D.
沉淀技术可用于成品加工阶段
E.
沉淀和结晶都属于固相析出技术
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