Choose the correct answer

1. Cities around the world turn off their lights on the last Saturday of March every year for Earth Hour
to raise awareness about climate change.
A.increase
B.decrease
D.develop
2. Acupuncture is considered to be very safe when enough precautions are taken.
A. comfortable
B. dangerous
C. promote
C. Sore
3. They will require car makers to reduce emissions of carbon dioxide by 30%.
A. lessen
B. turn down
C. Weaken
indingta the underlined nart that needs
D. unhealthy
D.increase