under way" in paragraph 6 mostly means ________ .,,,,being certified|being inspected|==being launched|being notified">

backlash” in paragraph 2 is closest in meaning to _______ .,,,,agreement|request|==reaction|benefit">

the lion's share" in paragraph 4 is closest in meaning to _______ .,,,,==the largest part|the best choice|the animal's food|the royal dish">

insulation" in paragraph 3 mostly means ________ .,,,,==materials that prevent heat loss and absorption|systems that protect buildings from the sun's rays|devices that monitor changes in temperature|panels that convert solar energy into electricity">

they” in paragraph 2 refers to ________ .,,,,==solar panels|rays of the sun|green builders|recycled materials">