Вариант 1
і поставьте глаголы в настоящее длительное время, где возможно:
1) this pictures (to belong) to the metropolitan museum of art.
2) where are the students? - they (to have) dinner at the canteen.
3) the baby (not to cry), she (to sleep).

1. These pictures belong to the Metropolitan Museum of Art. (or This picture belongs to...)

2. Where are the students? - They are having dinner at the canteen.

3. The baby is not crying, she is sleeping.

Объяснение:

1 belong

2 They are having dinner at the canteen.

3 The baby isn't crying,she is sleeping.