问题补充:
Several weeks had gone byI realized the painting was missing.
A. as
B. before
C. since
D. when
答案:
A. as
(答案→)B. before
C. since
D. when
解析:本题考查连词的用法。时间had passed(gone)by before S + did…在不知不觉中过……(已过去了)。
时间:2022-11-20 03:43:26
Several weeks had gone byI realized the painting was missing.
A. as
B. before
C. since
D. when
A. as
(答案→)B. before
C. since
D. when
解析:本题考查连词的用法。时间had passed(gone)by before S + did…在不知不觉中过……(已过去了)。