5. Грамматика. Разделительные вопросы. 1.
We are running out of freshwater,
a aren't we
b. isn't we
c. are we
The world has got warmer,
2
a hasn't it
b. has it
c. hasn't he
The oil killed many fish,
a. did it
b. didn't it
c. don't it
4.
It is wrong to drop litter on the street,
a is it
b. isn't it
c. it isn't
5. She didn't take those cans to the recycling bank,
a. didn't she
b. do she
c. did she