Unit 2 Lesson 6

                                                   Unit 2 Lesson 6

3. Complete each sentence with an appropiate word.
a. A deaf person is a person who cannot hear.
b. A blind person is a person who cannot see.
c. The ear is our organ of hearing.
d. Our organ of sight is the eye.
e. When you are short-sighted you need to wear glasses to see in the distance.
f. You can have a sight operation to correct your vision.
4. Put the verbs in parentheses into the correct tense to complete the text.

In 1967, a South African DOCTOR, Christiaan Barnard, PERFORMED (PERFORM) the first human-to-human heart transplant. He and his surgical team took (take) the heart of a 25-year-old woman killed in a car accident and _______ (put) it in the body of a 55-year-old man. The patient survived (survive) for 18 days. Over the next 10-15 years doctors made (make) important medical advances, but many heart transplant patients died (die). Nowadays, the operation having (have) a good success rate. Doctors did (do) approximately 3,500 heart transplants a year, and at the moment researchers work (work) to perfect a mechanical heart. And what of the future? Technology improved (improve) all the time. will we able            (be able) to perform brain transplants one day?