The words such as in “such as electronics, automobiles, and home appliances" (paragraph 1) is used to indicate
What is interesting about homes built in the U.S. after 2000?
This is the use of manufacturing techniques and technology _______ produce things that use less energy for the same result.
What is the best word to complete this sentence? (paragraph 4)
The modal verb should in “we should use all these great ways" (paragraph 6) indicates that the author wants to
The reason why energy conservation is great is that
The word them in “people often use them to mean the same thing" (paragraph 2) refers to
“Recycling saves energy __________ less energy is used to recycle than to turn new raw materials into new products."
What is the best word to complete this sentence? (paragraph 5)
The word huge in “that would be huge savings" (paragraph 1) can be substituted by the word
The word ones in “to make new ones" (paragraph 5) refers to