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【单选题】

The screen Wall of the Bai house is used to ( ).

A.
worship the patron gods
B.
decorate the house
C.
pr outsiders from coming in
D.
reflect sunlight into the rooms
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参考答案:
参考解析:
.
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【单选题】In the Third-Month Fair, the following activities are held except ( )

A.
bull-fighting
B.
hourse racing
C.
exchange of goods
D.
ethnic performances

【单选题】下列有关胃肠道MR检查技术的叙述,错误的是()

A.
需合理充盈胃肠道
B.
可使用胃肠道蠕动抑制剂
C.
胃及结肠以横轴位为基本检查方位,小肠以冠状位为基本检查方位
D.
检查序列以快速屏气采集为主
E.
一般采用脂肪抑制技术

【单选题】Ozone depletion will increase if …(Please select one answer)

A.
More Chloroflourocarbons (CFCs) and similar synthetic compounds are emitted
B.
Atmospheric CO2 concentrations rise
C.
Deforestation continues to increase