insulation" in paragraph 3 mostly means________.,,,,panels that convert solar energy into electricity|==materials that prevent heat loss and absorption|systems that protect buildings from the sun's rays|devices that monitor changes in temperature">
4
that" in paragraph 1 refers to_________.,,,,==services|busy person|online dating|sources">
16
they" in paragraph 2 refers to_______.,,,,recycled materials|green builders|rays of the sun|==solar panels">
20
- Mathew: "___________”,,,,I can't say that again|It's rubbish. We shouldn't use it.|==I couldn't agree with you more|Never mind.">
22
under way" in paragraph 6 mostly means_______.,,,,==being launched|being inspected|being certified|being notified">
34
Jack: "___________________”,,,,I'm afraid so|==Yes, I'd love to|You're welcome|Yes, please">
46
convinced"used in paragraph 2?,,,,unsure|offensive|==persuaded|doubtful">
49