单选题
It is not boring inside Bennett's new building because ______.
A、
there is a telewindow on the roof projecting the outside view.
B、
there are lenses and mirrors on all floors.
C、
there is an array of lenses reflecting sunlight.
D、
both A andC.
【正确答案】
D
【答案解析】
提交答案
关闭