An ESL class is different because it often includes students who speak a variety of languages. The teacher must use techniques that all of these students will understand. Pictures are one of the most used tools because most children know, for example, what a dog, flower, or a car looks like.
Keratitis, the eye condition in which the cornea becomes inflamed, has many potential causes. Various types of infections, dry eyes, injury, and a large variety of underlying medical diseases may all lead to keratitis.Some cases of keratitis result from unknown factors.eratitis facts. 1  Keratitis is the medical term for inflammation of the cornea. 2  Keratitis has many causes, including infection, dry eyes, physical and chemical injury, and underlying medical diseases. 3  The diagnosis of keratitis can be confirmed by the use of a slit lamp.
People who have bacterial keratitis wake up with their eyelids stuck together. There can be pain, sensitivity to light, redness, tearing, and a decrease in vision. This condition, which is usually aggressive, can be caused by wearing soft contact lenses overnight.eratitis. inflammation of the cornea. It may be deep, when the infection causing it is carried in the blood or spreads to the cornea from other parts of the eye, or superficial, caused by bacterial or viral infection or by allergic reaction.