For the last few weeks my friends and i ?

I'm a schoolgirl
she is a beautiful girl of fifteen
Emma is a good student
Her hair is wavy
this car is black and very clever
Tom and Jerry is a funny cartoon
the paintings are on the wall
my jeans are blue
the furniture in my room is white
Maths is my favourite subject

Physics isn't a difficult subject
my sister isn't four
I amn't fourteen
My parents aren't in their sixties
my favourite author isn't Agnia Bar to
My first teacher isn't Maria Ivanovna
My trousers aren't black
this information isn't very important
lemons aren't sweet
My grandparents aren't from Italy

1. Before you (have crossed) the park, you will come to a supermarket. 2. When you (cross) the park, you will see the hospital. 3. If you ( translate) this article into Russian, I shall use it in my report. 4. If she (is) in St Petersburg now, she will meet you at the railway station. 5. If you (do not hurry), you will miss the train. 6. If it (rains), we shan't go to the country. 7. When my friend ( comes) to St Petersburg, we shall go to the Russian Museum. 8. What will you be doing when he (comes) to your place? 9. Don't forget to pay for your dinner before you (leave) the canteen. 10. I shall be able to translate this article if you ( give) me a dictionary. 11. You will have to work hard at home if you (miss) the lesson. 12. Where will you go when you ( come) to London? 13. The child won't be healthy if you (do not give) him much fruit. 14. I shan't have dinner before mother (comes) home. 15. What will you do if you (do not finish) your homework tonight? 16. She will wait for him till he ( comes) back. 17. What do you want to do after you ( leave) school? 18. I'll call you as soon as I ( get) home from the hospital.