В места пропусков воткните "is" либо "are"1. Two hours per week

В места пропусков вставьте "is" или "are"

1. Two hours per week ... not enough to learn a foreign language.
2. In the Philippines, there ... heavy rains each year.
3. Five pounds ... quite a lot of money to lose.
4. ... the number of students studying French failing?
5. Two-thirds of the food produced on the farm ... used to feed people in that region.
6. The stairs ... too steep for me to climb.
7. American Airlines ... one of the largest carriers in the United States.
8. Six months ... a long time to spend in hospital.
9. Two miles ... not a long way to walk to school.