单项选择题

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.

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热门试题

单项选择题

Why are subterranean buildings good for energy conservation

A．Because they use solar energy.
B．Because they don't need central heating.
C．Because the temperature there remains constant.
D．Because they don't need air-conditioning.

单项选择题

Another advantage in building down rather than up is that ______.

A．surface constructions then can be more aesthetically planned
B．historic landmarks then can be better preserved.
C．there won't be skyscrapers blocking our view.
D．there will be more green land left untouched.