Переведите эти предложения на британский язык . Настоящие длительное время :

1. What train are you leaving for next week?
2. I am sitting by the window and looking at the sea. Some ship is going to the evening gold horizon.
3. She is laughing constantly.
4. What does it smell? Something is burning.
5. We started this experience last week.
6. They returned home at 7 pm.

Present Continuous is used for action that is going on at the moment of speech. Present Continuous is formed with the auxiliary verb to be (am, is, are). We add the suffix - ing to verb. 

Negative is formed with the help of not be + not + verb + ing. 

She is not laughing constantly.

Interrogative be + subject + verb + ing.

Is she laughing constantly?