I shall never forget the day Shen Zhou V was launched , has a great effect on my life .
A. when , which
B. that , which
C. which ,that
D. when , that
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(答案→)A. when , which
B. that , which
C. which ,that
D. when , that
解析：考查定语从句的关系词。the day是先行词，且定语从句 Shen Zhou V was launched缺少时间状语，所以用when引导；定语从句 has a great effect on my life的先行词是 Shen Zhou V was launched整个句子，且是非限制性定语从句，不能用that引导。所以选A。