Profession veterinarian has a very long history. In the early stages the attention to animal health was the basis of personal approach to cattle farmers, but over time humanity, united with medicine, resulted in a new and quite popular around the world, financially profitable and relevant profession veterinarian.The terms of the professional duties of the specialist treatment and prevention of animal diseases, as well as conducting various health and beauty treatments, including operations, veterinary and sanitary control in the production and sale of animal products. Здесь конечно не 15 предложений,но это все что смогла)
1 After he (*had finished*) speaking, everyone stood up and clapped
2 They *had been planning* the project for months when it was suddenly cancelled.
3 We (*hadn't been waiting*) long when the actors arrived. 4 Many fans (*had been queueing*) since midday to see the stars.
5 She (*had known*) what job she wanted to do since she was a child.
6 He (hadn't been wearing) protective clothing when the accident happened, so he was badly injured. 7 He (had been trying) to get into acting for years before he got the part in the film.
Объяснение:
1 After he (*had finished*) speaking, everyone stood up and clapped
2 They *had been planning* the project for months when it was suddenly cancelled.
3 We (*hadn't been waiting*) long when the actors arrived. 4 Many fans (*had been queueing*) since midday to see the stars.
5 She (*had known*) what job she wanted to do since she was a child.
6 He (hadn't been wearing) protective clothing when the accident happened, so he was badly injured. 7 He (had been trying) to get into acting for years before he got the part in the film.
8 She (had won) two Oscars by the age of thirty