Помогите пожалуйста!!! Английский язык

I.
a) They would have won it if they had played better.
b) We would have finished our work much sooner if you had helped us.
c) If he were at home, he would open the door.
d) If the pedestrian had worn coloured clothes, the taxi driver would have seen him and the accident wouldnʹt have happened.
e) Her mother will be very angry if she doesnʹt get home before midnight.
f) If I were you, I wouldnʹt buy that party dress.
g) I wouldnʹt have made a cake if I had known you couldnʹt have any sugar.
h) Iʹll get lost in this city unless he comes with me.
i) We would have seen our grandparents if we had arrived on time.
j) Someone will catch your handbag if you leave it on the table.

II.
a) They wonʹt believe your story unless you prove it.
b) Iʹd never have known that your daughter is only fourteen if you hadnʹt told me.
c) If you lived in London, would you visit the British museum every day?
d) If you need me, Iʹll be in the kitchen.
e) We would have heard you if you had called us.
f) If they saved enough money, they could buy a new house.
g) If it had snowed more yesterday, the children wouldnʹt have gone to school.
h) If they were polite people, they would apologise for it.
i) If he needs more money, his parents will send him a cheque.

III.
b) Youʹll be sick unless you stop smoking.
c) My husband would buy a new car if he had enough money.
d) If she did her homework, she would learn the lessons.
e) He wouldnʹt have been very tired if he hadnʹt been driving all night.
f) I would phone her if I knew her telephone number.
g) They would have gone to the theatre unless they had lost the tickets.
h) He would have gone to see his father if he had known that he was ill.
i) I would marry him if he were a good man.
j) He wouldnʹt have written an e-mail if he had had a telephone.
k) We would visit the zoo if we had enough time.

IV.
1) The dog is fed by the boy twice a day.
2) Several windows were broken by the naughty kids in the fight.
3) Susanaʹs paintings were being sold by her at the exhibition.
4) A house had been built for the poor family by the villagers.
5) His bicycle has to be repaired so that he can ride to the countryside.
6) The pupils have been scolded by their teacher for being disobedient.
7) The tables were rearranged neatly by the volunteers.
8) The postmanʹs bag had been taken by someone by mistake.

V.
1) Are the best cameras made in Japan?
2) Nylon is used to make things.
3) Phil has been given a new heart.
4) This play wasnʹt written by Shakespeare.
5) Ten supermarkets have been opened in this city in the last five years.
6) English is spoken all over the world.
7) The modern Olympic Games have been held since 1896.
8) Moscow was founded by Yuri Dolgoruki in 1147.
9) Where are the letters? – They are being written at the moment.
10) Jack told us that his new project had not been finished yet.