11 Car exhausts produce a ………………… that is poisonous. 12 Many countries are using fewer ………………… for energy these days.

13 I use ………………… because I don’t have a car.

14 Wear ………………… to protect your legs when cycling.

15 It’s a good idea to wear ………………… in hot weather.​

melchenko11    3   17.05.2021 13:30    1