Question

Определите видовременную форму глаголов в предложениях. Hog-breeding Hog-breeding is an important branch of animal husbandry. Hogs produce meat (pork), fat (lard) and skin. They grow and develop more rapidly than any other class of farm animals. The best pork breeds produce meat at 4 to 5 months. That is why during a year one may fatten two generations of hogs. The male pig is called a hog, the female pig is a sow, and the small piglets are often called just pigs. A sow usually produces from 6 to 12 piglets at a litter. The fattening of pigs usually begins from an early stage of growth. Hogs are the most efficient converters of feed into meat among farm animals. It takes about 3,5 pounds of feed to 1 pound of gain. There are about 700 million heads of swine in the world with more than 40% in China alone. Many nutritious products are made from pork - bacon, ham, sausages, canned pork and so on. Hog skins are used for producing leather. There are a number of pure breeds of pigs such as Black Breed, White Breed and others. The hog fits especially well on dairy farms where there is plenty of milk, butter milk and whey. Dairy by-products, small potatoes and many other household wastes.

Answer 1

Все глаголы в тексте употреблены во времени Present Simple
Предложения , где употреблён страдательный залог (Passive Voice):
1)The male pig ((is called)) a hog, the female pig is a sow, and the small piglets (( are often called)) just pigs.
2) Many nutritious products ((are made)) from pork 
3) Hog skins ((are used)) for producing leather.
 Во всех остальных предложениях глагол употреблён в действительном залоге (Active Voice)

Answer 2

Видовременная форма глаголов в предложениях:

1. Hog-breeding is an important branch of animal husbandry. (Present continuous)
2. Hogs produce meat (pork), fat (lard) and skin. (Present simple)
3. They grow and develop more rapidly than any other class of farm animals. (Present simple)
4. The best pork breeds produce meat at 4 to 5 months. (Present simple)
5. That is why during a year one may fatten two generations of hogs. (Present simple)
6. The male pig is called a hog, the female pig is a sow, and the small piglets are often called just pigs. (Present simple)
7. A sow usually produces from 6 to 12 piglets at a litter. (Present simple)
8. The fattening of pigs usually begins from an early stage of growth. (Present simple)
9. Hogs are the most efficient converters of feed into meat among farm animals. (Present simple)
10. It takes about 3.5 pounds of feed to 1 pound of gain. (Present simple)
11. There are about 700 million heads of swine in the world with more than 40% in China alone. (Present simple)
12. Many nutritious products are made from pork - bacon, ham, sausages, canned pork and so on. (Present simple)
13. Hog skins are used for producing leather. (Present simple)
14. There are a number of pure breeds of pigs such as Black Breed, White Breed, and others. (Present simple)
15. The hog fits especially well on dairy farms where there is plenty of milk, buttermilk, and whey. (Present simple)
16. Dairy by-products, small potatoes, and many other household wastes. (Present simple)