Объяснение:
Photo 1.
We can see a young woman who is going through a forest. The woman is wearing a white T-shirt and has a backpack on her shoulders. We don't see her face. She has fair hair and she is slim. In front of her we can see some trees and grass and it is summer.
Photo 2.
In the photo we can see a girl who is standing next to her bike. She is wearing a vest and black trousers. It's summer, the weather is sunny and cloudless. She is, probably, going for a trip on her bike. She might be waiting for someone. At some distance we can see cars and palm trees.
Photo 3.
In the photo we can see a person who is riding on a motorbike. That person is, probably, a man. We can't see the face because of the helmet. The man is wearing a leather jacket and leather trousers. On both sides of the road we can see trees. There are no other cars or people anywhere nearby.
Photo 4.
In the photo we can see a happy family which consists of a father and his two sons. They are fishing in the forest near the lake. One boy is about 8 years old, the other is about 3 or 4 years old. In some distance we can see two dark cars. The small boy has dark hair, he is wearing dark T-Shirt, light shirts, socks and shoes. He seems to be very concentrated on his activity.
Photo 5.
In the photo we can see a girl of about 15 years old. She is lying on the floor and looking at her hasky dog which is lying next to her. The girl has short dark hair and she is wearing white T-shirt. They both look happy. They girl is smiling and the dog has stuck its tongue. Behind them we can see shelves full of different books.
2) You mustn't tell the boss what happened, or he'll fire you.
3) I don't have to wear a tie; I do it because i like wearing ties.
4)You mustn't smoke in here; smoking is not allowed.
5) I mustn't be late. It's the most important meeting of the year.
6)You don't have to go now; you can stay a bit longer.
7) Visitors to the zoo mustn't feed the animals.
8) You don't have to drive so fast; we have a lot of time.
9) We don't have to cook more; there's enough food.
10) You mustn't put salt in her food; the doctor said she can't eat salt.