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BLINDNESS

1) What (to be)_ blindness?
2) Some people (to bear) _degree of vision loss.
3)Only about 18 per cent of blind people (to be) _totally blind - most can(to distinguish)_between light and dark.
4) When someone (to be)_ partially sighted, they (to have)_ a less severe loss of vision. 5) Partially sighted people can(to see) _more than blind people but less than sighted people.
6) Blindness can (to cause)_difficulty with performing everyday tasks.
7) Blindness can (to cause)_ difficulty with performing everyday tasks such as cooking, dressing, reading and writing.
8) .When outside shopping or going for a walk, blindness can (to create) _ problems.
9) The risk of physical and social isolation (to be) _greater for those who (to be)_blind or partially-sighted as it can (to be)_harder for them to get out and make new friends than it (to be)_for people who (to be)_ fully sighted .
10) Blindness can also (to be)_ an expensive condition because of, for example, the costs of special equipment.
11) What _the causes (to be)?
12) Accidents and disease (to be) _often responsible for blindness while some people (to bear)_blind or partially sighted. 13)Common causes (to include) _retinopathy and glaucoma.
14) Having an eye test at least every two years can (to help)_to detect problems that may (to need)_treatment.
15) It (to be) _important to wear protective eyewear in situations where accidental eye damage may (to occur)_ for example, at work, when playing sport. Some conditions, such as glaucoma and cataracts, can (to treat)_to help preserve vision.
16) Daily life
The use of a guide dog or asking a sighted friend to help (to overcome)__problems for blind or partially sighted people outside.
17) Helpful techniques (to include)_using colour-coded buttons to help with dressing, and counting as water(to pour) _into a teapot to identify when it's full.
18) Braille or Moon (to help)_with reading and writing. Many people (to prefer)_to listen to audio cassettes and CD's. The telephone and computers (to help) _many to communicate.