A.keys | B.wallets |
C.phones | D.face masks |
A.阴雨的 | B.阳光明媚的 |
C.雾蒙蒙的 | D.月光下的 |
A.driving cars and having fewer trees |
B.burning coal and having fewer trees |
C.having fewer trees and no rain |
D.driving cars and burning coal |
A.Because people can’t see things clearly. |
B.Because there are many hazy days. |
C.Because the poor air is bad for people’s health. |
D.Because there are so many cars in China. |
A.use less coal than now |
B.cut down on energy use |
C.use less resources |
D.reduce and make full use of energy and resources |