53.It was ______ the old clock that the old man spent the whole morning at home.(A) repair 　(B) repa

問題詳情

53.It was ______ the old clock that the old man spent the whole morning at home.
(A) repair 　
(B) repairing 　
(C) to repair 　
(D) in repair

答案：B
難度：適中0.52381
統計：A(2),B(44),C(13),D(10),E(0)