3. Fill in the correct form of the verb “have”.

- My best friend ______________ a lot of spare time every day because he doesn’t work.

- ______________ you ______________ a minute? I’d like to talk to you.

- I wonder where is Peter? He ______________ some work to do.

- Tomorrow morning I’ ll ______________ an appointment with my future boss.

- What about going to the cinema? - I ______________ enough money.

- When you were at school, ______________ the best friend?

- Call the police or we’ll ______________ problems!

- Next Monday I’ll ______________ an exam.

- I decided to ______________ a pet in my house because I’m very fond of them.

- Tomorrow we’ll ______________ a party. Will you join us?

- I am going on a business trip to London. - ______________ a ticket?

- ______________ some urgent business yesterday?

- He ______________ the desire to communicate with me. I don’t know why?

- She ______________ a large flat in the center of the city.

- I am really very tired after this working week. I need to ______________ a rest.

4. Translate the following words and phrases:

1. ______________ (стоматология) in Russia has developed over three centuries ago during the time of Peter I.

2. At special dental departments the students study principal actual problems of dentistry: ______________ (кариес, пародонтит) diseases of the mucous membrane in the mouth ______________ (полости).

3. To know the treatment of ______________ (болезней зубов и десен) and their prevention, we spend much time at the Academy.

4. Like many other students I take part in the work of the student scientific society, where we ______________ (выполняем) research work on actual problems in different ______________ (наук).

5. Ancient Greek scholars Hippocrates and Aristotle wrote about dentistry, including the eruption pattern of teeth, treating ______________ (разрушенный) teeth and gum disease, ______________ (удаление) teeth with ______________ (щипцы), and using wires to stabilize ______________ (шатающийся зуб) and fractured ______________ (челюсть).

6. Dentists can carry out the majority of dental treatments such as restorative ______________, ______________, ______________ (пломбы, коронки, мосты), prosthetic (dentures), endodontic (root canal) therapy, periodontal (gum) therapy, and extraction of teeth, as well as performing examinations, ______________ (рентгеновский снимок) and diagnosis.

7. Dentists also encourage ______________ (предупреждение) of oral diseases through proper hygiene and regular, twice yearly, ______________ (проверка) for professional cleaning and evaluation.

Unit 2. Major organ systems

Part I. Speaking and vocabulary

Lead – in

Exercise 1: Identify the parts of the body shown in the pictures and name the organ systems they belong to. Describe the functions of these systems.

	Musculoskeletal system Cardiovascular system Nervous system Gastrointestinal system Respiratory system

 heart

 skeleton

 lungs

 brain

 stomach

Exercise 2: Match the name of the organ system with its function:

1		cardiovascular system	a	adds oxygen to the blood and removes carbon dioxide from blood.
2		muscular system	b	breaks down food into units that can be absorbed by the body.
3		endocrine system	c	controls cell function with electrical signals.
4		respiratory system	d	protects major organs, provides support for body movement.
5		nervous system	e	controls cell function with hormones.
6		digestive system	f	moves bones and maintains posture.
7		skeletal system	g	removes wastes, maintains body fluid volume, pH and electrolyte levels.
8		urinary system	h	transports nutrients, chemical messengers, gases and wastes in blood.

Exercise 3: Complete the text using the words and phrases:

muscle carbon dioxide respiratory system blood cells

windpipe alveoli fresh air respiratory system

(to) vibrate singing (to) filter diaphragm