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ReadingpoemsandlovestorieswhatIenjoymost.AisbareCwasDhadbeen选哪个~并说明下为什么选这个!

题目详情
Reading poems and love stories ____ what I enjoy most.
A is
b are
C was
D had been
选哪个~并说明下为什么选这个!
▼优质解答
答案和解析
A is
主语是动名词或不定式时用单数.