Match sentence halves 1-4 to endings A-D. Then, complete 5-6 with your own ideas in the zero conditional. Write the answers in your notebook.
1,If you have your own shopping bag,
2.If you take your own, lunchbox,
3.If you need to wrap your sandwich,
4.When you care about the environment,
5.If you recycle
6.If you use glass bottles
A. you can use reusable materials
B. you don't throw rubbish on the ground
C you don,t need to buy a plastic bag
D. you get food cheaper