Помогите, пожалуйста! Перевод из прямой речи косвенную вопросительных предложений! Пример: "Kate said to her friend", Do you

Придумайте, что хотите и не большое:)

1 Who is happy?-His friends ...
a)has b)have c)are
2 Who buys corn?-The farmers....
a)are b) have c)do
3 Who writes letters ?-Ivan...
a)do b)does с) to get
4 The postmen ... up at 6o clock
a)get b)have c) do
5 -Who has got a new ball?
-Her brothers .... a)has b)have c) do
6 Who is funny?- The little children ...
a) are b) is c)do
7-..to read the book ?
a)Would you like b)Must you c) Can you
8 ....send letters or postcards ?
a)Do they b) Are they c) Have they
9 It .. in the bag
a)doesn b) isn c)can
10 I... play chess very well
a) am not b) haven c)don

Нужно придумать предложение, где инфинитив выступает в качестве определения.
Я придумала вот такое предложение, но сомневаюсь в правильности, т.к. переводчик переводит его коряво

The theory to study is necessary for further experiment (Теория, которую нужно изучить, является необходимой для дальнейшего эксперимента)

1.Jenny's father said to her: "Stop talking!"
2."When did they leave the country?" he asked Helen.
3.She said: "My grandmother hates leaving doors open."
4.My parents said to my younger brother: "Cross the street when the traffic light is green."
Наоборот (из косвенной в прямую)
1.The teacher told him to keep the books clean.
2.My friend asked me how long i had known Ann.
3.My aunt said she could hardly stop herself from launghing.
4.George said he didn't want to catch cold and stay at home.
5.She asked Tom where he had left his umbrella.

said to him:"How long will it take you to get there?"4)Pete said to his friends:"When are you leaving St.Peterburg?"5)He said to them:"Who will you see before you leave here?"6)They said to him:"What time does the train start?"7)Ann said to Mike:"When did you leave London?"8)She said to Boris:"When will you be back home?"9)Boris said to them:"How can i get to the railway station?"10)Mary asked Tom:"What time will you come here tomorrow?"11)She asked me:"Why didn t you come here yesterday?"12)She asked me:"What will you do tomorrow if you are not busy at your office?"13)I asked Mike:"What will you do after dinner?"14)I asked my uncle:"How long did you stay in the Crimea?"15)Ada said to me:"Where did you see such trees?"Помогите пожалуйста(((

3.She asked me,"What will you do tomorrow if you are not busy at your office?"

did you leave London?" 13) She said to Boris, " When will you be back home?" 14) Boris said to them, "How can 1 get to the railway station?" 15) 1 said to Boris, " Does your friend live in London?" 16) They said to the man, "Are you living in a hotel?" 17) He said to his friend, "Will you stay at the Hilton?" 18) He said to me, "Will you see your friends before you leave St.Petersburg?"