1. The company (not/complete) _______________ the hydroelectric dam last year.
2. How __________ hydropower plants (produce) ___________ electricity?
3. __________ the government (encourage) ______________ citizens to reduce their energy consumption yet?
4. Nuclear energy (provide) _______________ a lot of electricity in some countries.
5. Look! The cat (chase) _______________ a butterfly in the garden.
6. _______she ever (try) _______________ sushi before?
7. We (not/see) _______________ each other for a long time.
8. I think she (be) _______________ a great doctor one day.
9. Scientists (not/discover) _______________ effective ways to store renewable energy so far.
10. He hasn’t got a bike, so he (walk) _______________ to school this week.
11. I’m afraid I have no time to help right now. I (write) _______________ an essay.
12. She (write) _______________ three novels in the past five years.
13. _______your parents (visit) _______________ us next summer?
14. We (not/go) _______________ to the beach last weekend because of the storm.
15. Villagers (plant) _______________ more trees to help the environment now.
16. Normally they (start) _______________ school at eight o’clock in the morning.
17. Next week, we (attend) _______________ a conference on renewable energy.
18. My sister (learn) _______________ how to play the piano at the moment.
19. Usually, he (wake) _______________ up early and goes for a run.
20. They (move) _______________ to a new house two months ago.
2.
1. Many homes (not/use) ______________ renewable energy sources at the moment.
2. _________ most countries (use) ____________ renewable energy in 2050?
3. The train (leave) _______________ at 7:30 every morning.
4. _______your team (win) _______________ the match last night?
5. ________ engineers (design) __________ a new type of electric vehicle next year?
6. ___________ the city (reduce) ____________ its carbon footprint lately?
7. ______________the government (encourage) ______________ citizens to reduce their energy consumption yet?
8. They (not/decide) _______________ where to go on vacation yet.
9. We (travel) _______________ to Japan next year.
10. _______she (read) _______________ this book before?
11. Look! We (build) _______________ a new solar power plant right now.
12. People (start) _______________ using fossil fuels a long time ago.
13. They (spend) _______________ a lot of money on solar power projects recently.
14. In the past, people (depend) _______________ mainly on coal for energy.
15. _______your brother (watch) _______________ the football match right now?
16. The children (not/do) _______________ their homework yet.
17. He (get) _______________ a new phone last week.
18. They (not/install) ______________ enough solar panels on the building last year.
19. People often (celebrate) _______________ New Year’s Eve with fireworks.
20. I (cook) _______________ dinner, so I can’t talk now.
1
1. The company (not/complete) did not complete the hydroelectric dam last year.
2. How (produce) do hydropower plants produce electricity?
3. (encourage) Has the government encouraged citizens to reduce their energy consumption yet?
4. Nuclear energy (provide) provides a lot of electricity in some countries.
5. Look! The cat (chase) is chasing a butterfly in the garden.
6. (try) Has she ever tried sushi before?
7. We (not/see) have not seen each other for a long time.
8. I think she (be) will be a great doctor one day.
9. Scientists (not/discover) have not discovered effective ways to store renewable energy so far.
10. He hasn’t got a bike, so he (walk) is walking to school this week.
11. I’m afraid I have no time to help right now. I (write) am writing an essay.
12. She (write) has written three novels in the past five years.
13. (visit) Will your parents visit us next summer?
14. We (not/go) did not go to the beach last weekend because of the storm.
15. Villagers (plant) are planting more trees to help the environment now.
16. Normally they (start) start school at eight o’clock in the morning.
17. Next week, we (attend) will attend a conference on renewable energy.
18. My sister (learn) is learning how to play the piano at the moment.
19. Usually, he (wake) wakes up early and goes for a run.
20. They (move) moved to a new house two months ago.
2
1. Many homes (not/use) are not using renewable energy sources at the moment.
2. (use) Will most countries use renewable energy in 2050?
3. The train (leave) leaves at 7:30 every morning.
4. (win) Did your team win the match last night?
5. (design) Will engineers design a new type of electric vehicle next year?
6. (reduce) Has the city reduced its carbon footprint lately?
7. (encourage) Has the government encouraged citizens to reduce their energy consumption yet?
8. They (not/decide) have not decided where to go on vacation yet.
9. We (travel) will travel to Japan next year.
10. (read) Has she read this book before?
11. Look! We (build) are building a new solar power plant right now.
12. People (start) started using fossil fuels a long time ago.
13. They (spend) have spent a lot of money on solar power projects recently.
14. In the past, people (depend) depended mainly on coal for energy.
15. (watch) Is your brother watching the football match right now?
16. The children (not/do) have not done their homework yet.
17. He (get) got a new phone last week.
18. They (not/install) did not install enough solar panels on the building last year.
19. People often (celebrate) celebrate New Year’s Eve with fireworks.
20. I (cook) am cooking dinner, so I can’t talk now.