4. (FOREST) is now a serious problem in Viet Nam.
oV. Read the text then answer the questions
Electricity is the most common form of energy today. In the modern world, electricity is
very available at the touch of a switch.
Electricity has many uses. The most common use of electricity is providing artificial
lighting. In factories, electricity is used to light up the work place. It is also used to operate
air conditioners, computers and many other machines. Electricity is also used to power the
many appliances that we have in our homes such as appliances include television sets,
computers, electric fans, irons and many others. The list is simply endless. Modern man
will most probably be lost without electricity.
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