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Exercise 5. Put the verbs in the brackets into the present continuous or the present simple.
(you do) to save energy these days?
1. What
2. The activists
3. Lots of students
4. Some schools
5. The Sun
6. How many types of energy
7. My father
(do) to drive a green energy revolution at present
(study) energy sectors in the United States now.
(produce) renewable electricity on their own campuses.
(be) the main source of energy on Earth.
(humans, use) at present?
(replace) the old bulbs in my room at the moment.