The biggest cities in Canada only have about six million people while _______ in China are much larger.
A．these
B．those
C．ones
D．others
答案：B
题目分析:A these 这些（一般指下文要提到的事物）；B those指代上文出现的复数名词，是特指概念；C ones代替上文出现的复数名词，是泛指概念；D others 其他的。从句意可知此处是指代上文出现的people，而且有后置定语in China修饰，表示特指，故答案选B。句意：加拿大最大的城市仅仅有大约六百万人口，而在中国人口则要多得多。
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| The famous Italian traveler, Marco Polo, travelled a long way to China in 1 century. He saw many interesting things in China. One of 2 things he found was that the Chinese people used paper money. In 3 countries, people didn't use paper money 4 the seventeenth century. But people in China began to use paper money in the eleventh century. A Chinese man called Cai Lun invented paper almost 2,000 years ago. He made it from wood. He took the wood from trees and made it 5 paper.He then put them together, and made them into a 6 . Now we know 7 comes from trees, and we must save paper. We use a lot of paper every day. If we always waste paper, there will be no paper, because there are not so many trees 8 us to make paper from.Everyone must help to 9 paper. If we all think carefully, we can help to grow 10 trees. And we should do it now, before it is too late. | ||||
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