一個倒裝句的解析 - 英檢

句子:

Surely one thing __B__ to make Wordsworth an even greater poet than
he is was that he should have traveled Europe.

A.wants B. wanted C.wanting D.being wanting

答案為B

倒裝的句型我大致了解
想請問wanted還原後的的關係子句樣貌?



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