Choose the proper tense form . Alice feeds/feeding her rabbits now .
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I
1. No one is knocking at the door.
Is anyone knocking at the door?
2. Yesterday from 5 till 7 o'clock I wasn't revising the material for my English exam
Was I yesterday revising from 5 till 7 o'clock for my English exam?
3 the students aren't writing a test here.
Are the students writing a test here?
4. If it isn't raining we shall go out
Shall we go out if it is raining?
5. They won't be waiting for you...( дальше как в исходном предложении)
Will they be waiting for you...
II
1. What are you doing..?- I'm waiting...
2. ... It isn't raining.
3. He was having ...
4. I will be waiting..
5. She is returning...
6. What were you doing..? -I was working
7 Who was speaking.
III
1. What was I reading at five o'clock yesterday?
2. Where my friends and I were spending our holidays?
3. Where will you be sailing at this time tomorrow?
4. Who is discussing an important question?
5. What is ringing?
6. What was the engineer Petrov was doing at half past three yesterday?
7. What will be they solving at this time the day after tomorrow?
Остальное точно также делается;) по образцу

простом настоящем или настоящем длительном времени)
1.I can’t help you now. I am  having) a shower.
2.It always (to rain) rains  here in summer.
3.I (to think)think  I should go now.
4.It (to rain).is raining  Take your umbrella to you.
5.Listen! Somebody is making (to make) a noise.
6.I’m tired. I want (to want) to go now.
7.Where are you? I’m in the kitchen. I am cooking (to cook).
8.I (not / watch)am not watching  the TV. You can turn it off.
9.Excuse me! You are standing (to stand) on my foot.
10.Mikeis doing  (to do) the morning exercises now.
VI. Past Simple or Past Continuous. Choose the correct form of the verb. (Простое или
длительное время. Выберите правильную форму глагола.)
1.We (to hear)heard  the good news when we were sitting(to sit) in the café.
2.Why (to tell) told  her that I was waiting (to wait) for her in my room all day?
3.When I (to see)saw  him last time, he didn’t seem  (not / to seem) too happy.
4.He stopped  (to stop) reading when the guests suddenly arrived (to arrive) .5.I (to fall)fell  asleep while my friends were discussing (to discuss) some boring issues.
6.In 1978 my mother (to have)had  a car accident and she spent  (to spend) a lot of time in the hospital.
7.I (to carry)carried   such heavy bags all day yesterday that I’m still tired now.
8.Yesterday at 5 Jim and Susan  bought (to buy) their tickets to America.
9.I (to decide)decided  to become a doctor while you were stil deaming (still / to dream) about being a film star.
10.Yesterday in the afternoon I was walking (to walk) along the road when I met  (to meet) John