問題詳情

31. The lecture, _____ at 7:00 pm last night, was followed by an observation of the moon with telescopes.
(A)starting
(B)being started
(C)to start
(D) to be started

參考答案

答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)