问题
选择题
The glass doors have taken the place of the wooden ones at the entrance, ___ in the natural light during
the day. [ ]
A. to let
B. letting
C. let
D. having let
答案
答案：B
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The glass doors have taken the place of the wooden ones at the entrance, ___ in the natural light during
the day. [ ]
A. to let
B. letting
C. let
D. having let
答案：B