#[57] Recently I _____ 30 letters from the customers complaining about the quality of our products.

#[57] Recently I _____ 30 letters from the customers complaining about the quality of our products.

题目
#[57] Recently I _____ 30 letters from the customers complaining about the quality of our products.
A.received
B.had received
C.receive
D.have received
翻译并分析.
答案
最近我收到了30封关于产品质量的客户投诉信.
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