2. Mr. and Mrs. Huang love nature. To protect nature and the Earth, they think it is important to live in a ＿41.＿ way. They “go green”(支持環保) in the following ways：  1. Mr. Huang rides his bike to work.  2. Mrs. Huang goes to the market or supermarket ＿42.＿ foot.  3. When they eat out, they bring their own chopsticks andspoons.  4. They use the paper ＿43.＿ was made of used paper.  5. They seldom take the elevators. ＿44.＿  6. They never use plastic bags. They bring their own bagswhen they go shopping.  7. They collect rain water for the flowers in their ＿45.＿.  8. They turn off the lights when they go out.  9. They recycle. 

protect 保護 elevator 電梯 plastic 塑膠的 recycle 資源回收
【題組】41.
(A) waste　
(B) friendly
(C) ugly　
(D) square