June 8, 2022

Image test on Friday

History test on Monday 

Math: fraction J to P

Cloze Passage-25              Fill in the appropriate word for each space given.

            The earliest i_ _ _ _ _ _ _ _ of modern m_ _ _ _ _ _ _ was vaccination against smallpox.  Edward Jenner was the one who did the first v_ _ _ _ _ _ _ _ _ _.  He lived in an English town.  At that time, people believed that dairymaids who caught cowpox, which is a minor d_ _ _ _ _ _, could not catch smallpox.

            In 1796, he e_ _ _ _ _ _ _ _ _ _ _ with the belief.  He took lymph, w_ _ _ _ is colourless, watery, blood-like substance, from a dairymaid’s body and injected it into a h_ _ _ _ _ _ boy.  The b_ _ naturally caught cowpox.  Then seven weeks later, he i_ _ _ _ _ _ _ lymph with smallpox into the same boy.  The r_ _ _ _ _ showed that the boy never caught smallpox.

            Another inventor of m_ _ _ _ _ medicine, Louis Pasteur, a French chemistry professor, has been called the f_ _ _ _ _ _ of bacteriology.  He d_ _ _ _ _ _ _ _ _ that some diseases are c_ _ _ _ _ by organisms called bacteria which infects the b_ _ _.  He also discovered that these b_ _ _ _ _ _ _ could be killed by h_ _ _ _ _ _ or using chemicals.  In the process, he found that bacteria also caused food d _ _ _ _ and discovered a m_ _ _ _ _ of preventing the food from decaying.  By heating the food to a high t_ _ _ _ _ _ _ _ _ _ for a few s_ _ _ _ _ _ before cooling it, bacteria cannot s_ _ _ _ _ _.  This p_ _ _ _ _ _ is named after him --- pasteurization.

 

Cloze Passage-26              Fill in the appropriate word for each space given.

            The Australian Aborigines have fascinated m_ _ _ people around the w_ _ _ _.  There are only 200,000 of them a_ _ _ _ today because of the a_ _ _ _ _ _ of the first colonists.  The c_ _ _ _ _ _ _ _ showed no r_ _ _ _ _ _ for the r_ _ _ _ _  of the Aborigines and often hunted them down like a_ _ _ _ _ _.

            The A_ _ _ _ _ _ _ _ _ come from an a_ _ _ _ _ _ civilization.  They are the original inhabitants of A_ _ _ _ _ _ _ _.  They came from Asia about 40,000 years a_ _.  After a year, they spread all over the c_ _ _ _ _ _ _ _.

            The Aborigines have many sacred places which are still seen in Australia like the h_ _ _ Ayers Rock.  It is the biggest s_ _ _ _ _ rock in the world.  The Ayers Rock is the h_ _ _ of the Aborigines gods.

            The Aborigines have a_ _ _ _ _ been very environment c_ _ _ _ _ _ _ _.  They believe that humans should only take from n_ _ _ _ _ what we need and not more.  The Aborigines are the ones who created the t_ _ _ _ _ _ _ _ of hunting with a b_ _ _ _ _ _ _ _.  The boomerang which is t_ _ _ _ _ to hits its prey.  If it misses, the boomerang comes b_ _ _ to the feet of the owner.