the population of the united states is about 295 million,that of china ,

the population of the united states is about 295 million,that of china ,
the population of the united states is about 295 million,_____ that of china ,almost the same size as america,is 1.3 billion.
a.as b.when c.while d.since
英语人气:628 ℃时间:2019-10-10 00:36:36
优质解答
C while 而,然而,隐含前后两者有比较之意.
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