Complete the sentences. Which type of conditional is used in each one?

1 It there had been less pollution, climate
change (not/become)
such a big problem.
2 If you only use social media, you...
(not/spend) enough time talking with your friends face to face.
3 If they had left home on time, they …
(not/miss) their flights to Almaty
4 When you donate to the homeless shelter,
you... (make) a difference.
5 if we only ate organic food, we
(stay) strong and healthy

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1. Не is reading a book now.
2. She is doing her home work.
3. My mother is sitting at the table now.
4. I am still writing a letter.
5. They are playing football.
6. It is snowing now.
7. We are having dinner now.
8. It is still raining.
9. Why are you talking?
10. The girl is drawing a picture at the moment.
1. Mary is not sleeping.
2. You are not listening to the radio.
3. I am not studying.
4. You are not eating now.
5. We are not drinking coffee at the moment.
1. Is Mary sleeping?
2. Are you  listening to the radio?
3. Am I studying?
4. Are you  eating now?
5. Are we drinking coffee at the moment?
1. Don't put your coat on. The sun is shining.
2. In summer the sun shines brightly.
3. I usually wait for Tom. He is always late.
4. I always make my bed before breakfast
5. We have coffee every morning.
6. I like tea, but now I am having coffee.
7. Mary plays the piano every evening.
8. What are you looking at? – I am looking at that tree in the garden. I like to look at it early in the morning.
9. Our boys usually play football in the yard.
10. Call them. They are playing football in the yard.
11. My aunt does not make cakes on Mondays, but she is making one now.
12. Ann usually makes doll dresses herself.
13. She is in the kitchen. She is making tea for us.

2. The street party is a popular form of (1) celebration in Britain. Whole streets come together to mark such important (2) national occasions as a new millennium. Clearly it is (3) impossible to hold a party in a busy street, so traffic is banned. This may annoy motorists but it is (4) unavoidable. Street parties need the (5) involvement of as many people as possible. They (6) enable people who live in cities to unite as a community just as they would in a (7) traditional small village or town. Street parties are simple, (8) uncomplicated affairs, which involve a great deal of eating, drinking, dancing and general (9) enjoyments. There should be games so that small children do not get bored and (10) disbehaving. There should also be plenty of good music to (11) encourage the teenagers to stand around.
3. Malaria is one of the most common (1) infectious diseases in the world. So far the only kind of (2) prevention implemented by the affected countries has been distributing mosquito nets and basic medicines. (3) Scientists and doctors have been working on a malaria vaccine for many years. However, although all vaccines produced so far have shown good results on monkeys their (4) effectiveness in tests on humans was far less (5) impressing. Research on the malaria vaccine arouses (6) considerable interest in African, Asian, and South American countries, where malaria is (7) economically a most dangerous disease causing (8) patients' loss of life and (9) economic problems. Everybody is then (10) patiently waiting for good news about (11) successful trails of a new medicine as the future costs of malaria spreading are indeed (12) unpredictable.