Unit 2 Lesson 6

Complete each sentence with an appropriate word (Lesson 6)

a) A deaf  person is a person who cannot hear.
b) A blind person is a person who cannot see.
c) The heard is our organ of hearing.
d) Our organ of sight is the retina
e) When you are short-sighted you need to wear glasses to see in the distance.
f) You can have a   eyes    operation to correct your vision.

Put the verbs in parentheses into the correct these to complete the text (Lesson 6)

ln 1967,a South Afican doctor,Christiaan Barnad,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 (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 die (die).Nowadays,the operation had (hove)a good success rate.Doctors did (do) approximately 3,500 heart transplants a year,and at the moment researchers worked (work)to perfect a mechanical heart.And what of the future?Technology improved (improve) all the time. Do we be able (be able)to the perform brain transplants one day?

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