Choose A, B, C, or D that best completes each sentence.

All fossil fuels are ____ resources that cannot be replaced after use

Choose A, B, C, or D that best completes each sentence.

Oil, coal and natural gas are ____ fuels made from decayed material.

Choose A, B, C, or D that best completes each sentence.

Trees not only bring nature to urban areas, but they also help clean the air by absorbing pollutants, ______ oxygen, ______ water, and grow food.

Choose A, B, C, or D that best completes each sentence.

Coal and oil are non-renewable ____ sources.

Choose A, B, C, or D that best completes each sentence.

People have used coal and oil to ____ electricity for a long time

Choose A, B, C, or D that best completes each sentence.

Solar energy, air and water are _____ resources because there is unlimited supply.

We can infer from the passage that___

In order to make beaches clean and green , we should____.

Lubricants can cause environmental hazards when___.

The following are the effects of water pollution EXCEPT that____.

Soil erosion cn lead to water pollution because____.

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Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the word which has a different stress pattern from the others.

Choose the best answer to complete each sentence.

He asked me ______ a seat.

Choose the best answer to complete each sentence.

They said they had come back______.

Choose the best answer to complete each sentence.

My parents reminded me ______ the flowers.

Choose the best answer to complete each sentence.

The scientist said the earth ______ the sun.

Choose the best answer to complete each sentence.

They asked me how many children ______ in the school.

Choose the best answer to complete each sentence.

She warned me ______ late-night horror films.

Choose the best answer to complete each sentence.

I asked them when ______ changed.

Choose the best answer to complete each sentence.

Bill asked Tom ______ in London.

Choose the best answer to complete each sentence.

He ______ that he was leaving that afternoon.