We ... Mary perform at the treatre many timed
a) have watched
b) watched
c) has watched​

1 is

2 are

3 is

4 am

5 is

6 are

7 is

8 are

9 are

10 is

Задание 2.

Ед.число: anatomy - анатомия, body - тело, eye - глаз, investigation - исследование, child - ребенок;

Мн.число: structures - структуры, regions - области(части, места), facts - факты, parts - части, fields - области.

Задание 3.

1. Humen anatomy

2. Comprise

3. Regarded from the standpoint

4. Systematic anatomy

5. Topographical anatomy

6. Investigation

7. The various parts of the body

8. microscopic anatomy

9. in immature condition

10. the fertilization

11. embryology

Once people ate (1) seasonal food that (2) farmers used to grow, and then prepared it by hand. Today most of us are (3) dependant on food industry. We buy food in supermarkets and often eat in restaurants. Plenty of (4) unhealthy food is sold everywhere. It is fairly (5) inexpensive. The food marketers spend a lot of money to make sure we keep buying it. During the past century technological (6) achievements and (7) medical knowledge have made people’s lives longer but they also gave birth to many things that are in the way of our (8) personal harmony.