1)
1. have been studying
2. has been working
3. have you been studying
4. have been playing
5. has been washing
2)
1. have to
2. has to
3.have to
4. have to
5 .have to
3)
1. are they?
2. can he?
3. doesn't she?
4. did you?
5. doesn't she?
4)
1. You can find out abouy endangered species of plants and animals in the Red Book.
2. Last Saturday, people in Belarus, with the President together , put on garden gloves, took a rake, buckets, large plastic bags and went to collect garbage from the streets of the country.
3. Factories and power plants emit toxic emissions into the atmosphere.
4. Acid rain poisons trees, plants, fish, animals.
5. This is not true. Katya made up this whole story.
6. The government has been trying for several years to reduce environmental pollution.
7. I can’t make out your handwriting.
8. In our yard there are containers in which we leave garbage for recycling.
Объяснение:
Если нужно, я могу объяснить любую тему английского в zoom. Мне нужен опыт в преподавании, поэтому готова бесплатно провести урок.
Ну как то так))