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population:對此進(jìn)行提問時(shí).要使用what.人口的“多.少 使用large, small,表示“有多少人 時(shí)用“has a population of- . population:用作主語時(shí).謂語動詞的單復(fù)數(shù)由其后面的表語來決定. ----What’s the population of China? ----China has a population of 1.3 billion. The population of New Zealand is small. The population of developing countries are mostly peasants. 【查看更多】

 

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It is the prevention of disease ________ its successful treatments that has led to the rapid increase of the world's population.

[　　]

A．rather than
B．not only
C．but also
D．less than

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