Text 1:

Are you looking for a cheap, clean, effective (1)________ of power that doesn’t cause pollution or waste natural resources? Look no further than solar energy (2)_______ our Sun. This power could be provided by the Sun. One percent of the solar energy that reaches the Earth is enough to provide power for the (3) _________ population. Many countries are already using solar energy. Solar panels are placed on the roofs of a house and the Sun’s energy is used (4) _________ water. The energy can be stored for a number of days; so on (5) _________ days you can use solar energy, too.

Text 2:

Pollution can kill or sicken plants, animals, and people. Pollution can change the environment. Things that cause pollution are called pollutants. Pollution can get into the air. Air pollution can irritate people's lungs. Polluted air can mix with rain to make acid rain. Acid rain kills trees and harms fish in lakes. Pollution can also get into soil and water. From there, pollutants can get into the food chain. Plants take in the pollution from the ground. Animals that eat the plants can be harmed, too. Bigger animals and even people might eat the damaged animals. Animals and people can die because of pollution.

Đề thi liên quan:

Danh sách câu hỏi:

Câu 5:

Tom suggested _________ to eat.

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Câu 7:

That river is _________ with foam.

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Câu 9:

We need stronger laws to protect the _________.

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Câu 10:

The _________ causes many health problems.

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Câu 12:

Television is an _________ means of communication.

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