“I was with my friends all day.” He claimed that he has been / had been with my / his friends all day.

The ............................................ person in the USA uses as much energy as 370 people in Ethiopia. (soil / crops / average)

“Must I thaw the meat before I cook it?” I asked Mum. (if)

“What is a carbon footprint?” She asked what was a carbon footprint / a carbon footprint was.

Nature reserves protect ............................................ animals (eco-friendly / crops / endangered)

“Don’t take the car when you can walk,” said the environmentalist. (not)

There is always a lot of ............................................ in the air, which is why homes often smell. (flooding / moisture / soil)

“Let’s eat lunch in the park,” she suggested. (that)

“Glaciers in this area are melting rapidly,” the ecologist told us. (that)

Is the glacier melting more quickly?” The tourist asked was the glacier melting / if the glacier was melting more quickly.

Give an example of the following: food that melts easily

Why build houses in an area next to a river, where there is a high risk of ............................................ ? (flooding / droughts / average)

Give an example of the following: an item in a landfill