Question

Complete with the Present Perfect Continuous form of the verb in brackets.

1.People _____________ (pollute) the atmosphere for 100 years.

2.Toxic fumes ____________ (poison) our planet.

3.Air pollution _____________(destroy) the sculpture for 50 years.

4.The tap ____________(leak) since morning.

5.People ______________(think )over green cities issues since they moved.

6.The family_______________ (use )solar power panel to heat the house in winter.

7.My parents _______________(donate) money to WWF for a long time.

8.The eco helpers ________________(plant) the trees all the morning.

9.She_____________( collect) the rubbish to recycle for a week.

10.Engineers _______________(design) the green car.

Answer 1

1. have been polluting

2. have been poisoning

3. has been destroying

4. has been leaking

5. have been thinking

6. has been using

7. have been donating

8. have been planting

9. has been collecting

10. have been designing