问题
选择题
________ was known to us all that Johnson had broken his promise ________ he would give each of us a small gift.
A.As;which
B.What;that
C.It;that
D.It;which
答案
答案:C
第一空it作形式主语,真正的主语是that Johnson...;第二空that引导的是同位语从句,用以解释promise的内容。