Поставьте вопросы к выделенным словам:
1. WE usually take an evening train.
2. The future belongs to AIR TRANSPORT.
3. The train leaves AT 5 PM.
4. We shall stay AT THE HOTEL.
5. THEY have already booked rooms.
6. You can visit THE LARGEST FRENCH CITY OF CANADA MONTREAL.

norm

??

Первый - тут не "когда", а "кто" (We).

5- tam uje kto-to zabroniroval,

3- nado vopros,a ne otvet na otvet

when do we take an train? what does after future belong?when does the train leave?where shall we stay?who has already booked rooms?what can i visit?

1. Who takes usually an evening train?

2. To what transport belongs the future?  

3. When leaves the train?

4. Where shall we stay?

5. Who has booked rooms?

6. Where can you visit? or: What city can you visit?