как из этого предложение сделать отрицательноЕ?

1. first-year student have been working hard for the whole tern to pass exams successfully.
2. A small microscope and several test-tubs are necessary for this experiment.
3. i'm writing a report in Physics now.

Напишите предложения в отрицательной форме.

1. There are a lot of English classes in our curriculum
2. The teacher always comes to class late
3. students made only few mistakes at the last lesson.
4. we have seen the film about London three times
5. we were preparing for a seminar at that time last Saturday.

замените действительный залог
страдательным
an automatic driver will conduct trains according to the schedule

1. He ... so fast that it was nearly impossible to follow what he .... 2. What you have just... us is a little different from what Professor Nikitin usually ... . 3. Mr Brown ... that he was interested in our latest model. 4. Let’s sit down and-... about the old days. 5. It was rather difficult for Robert to ... before a large audience, but everybody liked what he ... .

Тom stays at the hotel.
перевод: увы беспонятия

The Blacks want to visit Moscow.
перевод: not!

provide a picture of how the company is doing.

2. Our system of national income accounting allows us to assess the performance of the economy as a whole.

3. No allowance is made for production unreported by tax evaders.