【原创】Greenroofshaveaneffect,hel

【原创】 Green roofs have an ______effect, helping reduce the amount of energy______ to heat a building in winter and cool it in summer.

A．isolated；needed	B．isolating；needed
C．isolated； needed	D．isolating；needing

登录免费查看答案和解析

相关试题

---- Are we going sightseeing next week?
---- No. The plan ________ at the second meeting.

A．had cancelled

B．was cancelled

C．has been cancelled

D．would cancel

收藏答案/解析

I have little doubt about his competence; ______, he is well-qualified for the job.

A．although

B．because

C．moreover

D．yet

收藏答案/解析

We will ______ all the natural resources if we continue consuming them like that.

A．run out

B．wipe out

C．drop out

D．hold out

收藏答案/解析

The village has developed a lot ________ we learned farming two years ago.

A．when

B．which

C．that

D．where

收藏答案/解析

The kitchen is often the busiest room in a household, so it’s important to make sure it _____ well.

A．smoothes

B．functions

C．pays

D．measures

收藏答案/解析