A.a high tech discovery | B.energy saving |
C.a new invention | D.a combination of two things |
A.it allows the car to come to a quick stop |
B.it gives the driver a smoother ride |
C.it produces energy to charge the battery |
D.it can control the speed of the car |
A.They designed hybrid cars. |
B.They outlawed (宣布……为不合法) the burning of fossil fuels. |
C.They set important guidelines that help control pollution. |
D.Their main purpose is to protect endangered plants and animals. |
A.They use less gas than regular cars. |
B.They’re safer to drive than most cars. |
C.They’re more modern than other cars. |
D.They cost less than regular cars |