ACUPUNCTURE IS CONSIDERED TO BE VERY SAFE WHEN ENOUGH PRECAUTIONS...

22. Acupuncture is considered to be very safe when enough precautions are taken.

A. comfortable

B. dangerous

C. sore

D. unhealthy

Read the following passage and mark the letter A, B, C or D to indicate the correct

word or phrase that best fits of each of the numbered blanks

Deserts (23)______ about 20 percent of the earth’s land area. The desert is a (24)______

environment with very little rainfall and extreme temperatures. Some deserts get both

very hot during the day and very cold at night. Some others, (25)______, are always cold

(for example, the Gobi Desert in Asia and the desert on the continent of Antarctica)

Different animals live in different types of deserts. To avoid daytime heat, many desert

animals burrow beneath the surface or hide in the shade during the day, (26)______ at

night to eat. Many desert animals (27)______ drink at all; they get all the water they need

from their food.