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As we all know,China has ___ area of about 9,600,000 square kilometers.A.a B.anC.the D.\

题目详情
As we all know,China has ___ area of about 9,600,000 square kilometers.A.a B.an
C.the D.\
▼优质解答
答案和解析
b area 可数 因为以元音开头 所以是an