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【单选题】
下列说法正确的是 [ ]A.
把10克氯化钠溶解在100克水里恰好制成饱和溶液，氯化钠的溶解度就是10克
B.
20℃时，10克氯化钠溶解在水里制成饱和溶液，故20℃时氯化钠的溶解度是10克
C.
20℃时，10克氯化钠可溶解在100克水里，故20℃时氯化钠的溶解度是10克
D.
20℃时，36克氯化钠溶解在100克水中恰好饱和，故20℃时氯化钠的溶解度是36克
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【简答题】A certain lawyer lived in a city in the north of India.One day he had his photograph taken.In the photograph he appeared wearing English clothes, coat, waistcoat, trousers.boots collar and tie.And ove...
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【单选题】Small city gardens were first established in certain Italian and German cities_____.
A.
in the central areas,unlike the earlier English gardens
B.
by citizens whose forebears had obtained permission from the monks
C.
by citizens who had surplus land by their cottages
D.
on lines that anticipated cottage gardens
【单选题】Noting that the number of crimes committed in a certain city had decreased in 1982 by 5.2 percent in comparison with 1981 , the police chief of the city said, 'We see here the result of the innovative...
A.
Several cities that have recently increased spending for police programs experienced no decrease in crime in 1982, as compared with 1981.
B.
The number of crimes committed in the city is estimated , by the same method each year, from the number of crimes reported.
C.
The number of crimes committed in the suburban areas surrounding the city rose by about 5 percent in 1982 over the figure for 1981 and were nearly equal in number to those in the city in 1982.
D.
The number of crimes committed in the city in 1982 was 10 percent higher than the number committed in 1972.
E.
The size of the age group most likely to commit crimes decreased considerably in the city in 1982, as against 1981, because of a declining birth rate.
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A.
The speaker is certain that Sydney is the biggest city in Australia.
B.
The speaker wants it to be confirmed that Sydney is the biggest city in Australia.
【单选题】Charging drivers for entering certain parts of the city has been successfully done in Cambridge, England.
A.
YES
B.
NO
C.
NOT GIVEN
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