Поставить слова в Present Perfect Continuous.
1. Kate ………………………………(read) a text about the cycle of life for two hours.
2. We …………………………………….(collect) rubbish in the park since 10 o’clock.
3. My parents ………………………………….(work) in WWF for 2 years.
4. How long …………………………….(you/donate) to WWF?
5. My sister ………………………………..(study) English since 2018.
6. The government ……………………………(work) at this environmental problem since 2019. 7. His eyes are red. How long…………………………(he/write) this article about emitting toxic fumes?