Put the verbs in brackets into the required tense forms.

1) We [to arrive – Past Indefinite Active] at the railway station when the train [to approach – Past Continuous Active] the platform. 2) The overall control of the system [to do – Present Continuous Passive] by computers. 3) Can you tell me who [to sit – Present Continuous Active] next to you? 4) He [to drive – Past Continuous Active] home when he [to hear – Past Indefinite Active] the news on the radio. 5) A lot of people [to wait – Past Continuous Active] for the bus arrival at the stop. 6) At present 2,500 km of high-speed lines [to construct – Present Continuous Passive] in Europe and Asia. 7) You [to catch – Future Indefinite Active] the train, if you [to hurry – Present Indefinite Active] up. 8) Steel rails [to use – Past Indefinite Passive] in the USA for the first time in 1863. 9) The experiment [to be – Past Indefinite Active] very interesting, it [to watch – Past Continuous Passive] with great attention. 10) Competition between transport modes [to intensify – Present Continuous Active] now. 11) The guide [to speak – Present Indefinite Active] English, German and Spanish, but he [to speak – Future Continuous Active] Spanish this afternoon because most of the visitors [to be – Present Indefinite Active] from Spain.

1) How many gadgets do you have? - Сколько у тебя гаджетов?

2) How many gadgets do you use each day? - Сколько гаджетов ты используешь каждый день?

3) How much time do you spend on your gadgets each day? - Сколько времени ты проводишь со своими гаджетами каждый день?

4) Which gadget do you use most often? - Какой гаджет ты используешь чаще всего?

5)  Could you live without any gadgets? - Ты смог бы жить без гаджетов?

6) Do your gadgets affect your academic performance? - Твои гаджеты влияют на твою успеваемость?

7)  Do you think it is good that people use so many gadgets? - Как ты думаешь, это хорошо, что люди используют так много гаджетов?

8) Are modern technologies environmentally friendly? Современные технологии безвредны для окружающей среды?

9) Is it good or bad that we are so dependent on technology? - Хорошо или плохо, что мы так зависим от технологий?

10) Should we stop using gadgets? - Должны ли мы перестать использовать гаджеты?

1. The students have passed all their exams.

Have the students passed all their exams?

The students haven't passed all their exams.

2. They have answered all the questions.

Have they answered all the questions?

They haven't answered all the questions.

3. You have solved the problem.

Have you solved the problem?

You haven't solved the problem.

4. Something has happened to your friend.

Has anything happened to your friend?

Nothing has happened to your friend.

5. She has changed much.

Has she changed much?

She hasn't changed much.

6. Jane has made a lot of mistakes in her dictation.

Has Jane made a lot of mistakes in her dictation?

Jane hasn't made a lot of mistakes in her dictation.

7. We have met him before.

Have we met him before?

We haven't met him before.