Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

The "greenhouse effect" is the warming that happens when certain gases in Earth's atmosphere (23)__________heat. These gases let in light but keep heat from escaping, like the glass walls of a greenhouse. First, sunlight shines onto the Earth's surface, (24)____it is absorbed and then radiates back into the atmosphere as heat. In the atmosphere, “greenhouse gases trap some of this heat, and the (25) ___________escapes into space. The more greenhouse gases are in the atmosphere, the more heat gets trapped.

Scientists have known about the greenhouse effect since 1824, when Joseph Fourier calculated that the Earth would be much colder if it had no atmosphere. This greenhouse effect is what keeps the Earth's climate  (26_________. Without it, the Earth's surface would be an average of about 60 degrees Fahrenheit cooler. Scientists often use the term "climate change" instead of global warming. This is because as the Earth's average temperature climbs, winds and ocean currents move heat around the globe in ways that can cool  some areas,  warm others, and change the amount of rain and snow falling.(27)_______, the climate changes differently in different areas.

(Source: https://www.open.edu/openlearncreate/mod/oucontent)

Điền vào ô 24.

A. which

B. where

C. that 

D. which

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

The "greenhouse effect" is the warming that happens when certain gases in Earth's atmosphere (23)__________heat. These gases let in light but keep heat from escaping, like the glass walls of a greenhouse. First, sunlight shines onto the Earth's surface, (24)____it is absorbed and then radiates back into the atmosphere as heat. In the atmosphere, “greenhouse gases trap some of this heat, and the (25) ___________escapes into space. The more greenhouse gases are in the atmosphere, the more heat gets trapped.

Scientists have known about the greenhouse effect since 1824, when Joseph Fourier calculated that the Earth would be much colder if it had no atmosphere. This greenhouse effect is what keeps the Earth's climate  (26_________. Without it, the Earth's surface would be an average of about 60 degrees Fahrenheit cooler. Scientists often use the term "climate change" instead of global warming. This is because as the Earth's average temperature climbs, winds and ocean currents move heat around the globe in ways that can cool  some areas,  warm others, and change the amount of rain and snow falling.(27)_______, the climate changes differently in different areas.

(Source: https://www.open.edu/openlearncreate/mod/oucontent)

Điền vào ô 23.

A. seize

B. capture 

C. trap 

D. grasp

Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

Scientists believe that it is possible for waves to reach the heights described when they come into contact with strong ocean currents.

A. touch

B. enter

C. meet

D. avoid

Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

For eliminating pollution, one can switch to alternative and renewable energy sources like bio fuels instead of depending on non-renewable fossil fuels that only helps in polluting our planet.

A. change for the better

B. substitute for the unavailable

C. make no change at all

D. find a replacement for

Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

Notwithstanding some members' objections, I think we must go ahead with the plan

A. Similarly

B. Despite

C. Along with 

D. Otherwise

Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

 Western cultures are often more informal, where business leaders often refer to each other by first names. In countries like Japan, this is frowned upon as it indicates disrespect.

A. hated by

B. disapproved of

C. agreed on

D. kept away from

It's time for us ________in efficiency and renewable energy, rebuild our cities, towns, municipalities and states.

A. to invest

B. invest

C. investing

D. invested

_______with the internet, which is a system of linked computer networks, the worldwide web was invented by British computer scientist Tim Berners-Lee.

A. Not to confuse

B. Not to be confused 

C. To be not confused 

D. Confused not to be