Electricity is the most common form of energy used today. In the modern world, (42)_________ is instantly available at the touch of a switch. Electricity has numerous uses. The most common use of electricity is to provide artificial lighting. In factories, electricity is used to (43)_________ the electric motor of machines. In offices, electricity is used to light up (44)_________ workplace. It is also used to operate air-conditioners, computers (45)_________ many other machines.

42. A. gas                          B. water                             C. electricity                      D. coal

43. A. driven                     B. drive                              C. driving                          D. drove

44. A. a                              B. any                                C. the                                 D. many

45. A. but                          B. so                                  C. because                         D. and

I. Read the passage and decide whether the statements are True or False
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 to provide artificial lighting. In factories, electricity is used to light up the workplace. 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 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.
 

Part II: Read and choose the best answers.
Tropical rain forests are found in the Amazon region of South America, Central America, Africa, South, and Southeast Asia. Rain forests are very important to the world’s climate. The Amazon rain forests alone receive about 30 to 40 percent of the total rainfall on the earth and produce about the same percentage of the world’s oxygen. Some scientists believe that the decrease of rain forests will affect the climate on the earth, making it uncomfortable or even dangerous for life. Saving our rainforests is an international problem. One country or even a few countries cannot solve the problem alone. The nations of the world must work together to find a solution before it is too late.
1. Rain forests are ______ to the world’s climate.
A. significant      B. dangerous     C. unnecessary      D. international
2 The Amazon rain forests receive ______ of the total rainfall on the earth.
A. 20% - 30%     B. 30% - 40%      C. 40% - 50%     D. 50% - 60%
3. Some scientists believe that the decrease of rain forests will _____ the climate on the earth.
A. not influence       B. change    C. keep        D. remain
4. The decrease of rain forests will make people’s life______.
A. comfortable B. unpleasant C. easy D. smooth
5. Saving rain forests is a ______ problem.
A. national B. local C. global D. provincial
6. The nations of the world must ______ to protect rain forests.
A. work hard B. incorporate C. work well D. cooperate

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.

Is electricity the most common form of energy today?

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.

Is electricity the most common form of energy today?

Read the text then answer the questions. (2pts)

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.

Is electricity the most common form of energy today?

.........................................................................................................................

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.

What is the most common use of electricity?

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.

What is the most common use of electricity?

Read the text then answer the questions. (2pts)

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.

What is the most common use of electricity?

.........................................................................................................................

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.