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英语时态问题26.Howmanypeopledoesthedoctorknowofthedisease?A.aredyingB.isdyingC.hasdiedD.dies为什么选A?

题目详情
英语时态问题
26.How many people does the doctor know ________ of the disease?
A.are dying B.is dying C.has died D.dies
为什么选A?
▼优质解答
答案和解析
主语是people,是复数,选项中只有A表复数
does the doctor know只是插入语