In order to save electricity, an ordinary 100-watt light bulb can be replaced by ..............

The festival is called Easter. It is in the late March or early April.

The festival which..................................................................

Rewrite the sentences with the words given keep the same meaning.

Let's put garbage bins around the schoolyard.

I suggest .............................................................................

Choose the best option.

Computer is one of the most important ....... of 20th century.

Read the following passage and answer the questions below and tick True (T) or False (F).

Everyone wants to reduce pollution. But the pollution problem is as complicated as it is serious. It is complicated because much pollution is caused by things that benefit people. For example, exhaust from automobile provides transportation to millions of people. Factories discharge much of the material that pollutes the air and water, but factories give employment to a large number of people.

Question: Most people want to reduce pollution.

Read the following passage and answer the questions below and answer the questions.

Everyone wants to reduce pollution. But the pollution problem is as complicated as it is serious. It is complicated because much pollution is caused by things that benefit people. For example, exhaust from automobile provides transportation to millions of people. Factories discharge much of the material that pollutes the air and water, but factories give employment to a large number of people. 3. Pollution is brought about by things that benefit people.

Question: Do you want to reduce pollution? How come?

Read the following passage and answer the questions below and answer the questions.

Everyone wants to reduce pollution. But the pollution problem is as complicated as it is serious. It is complicated because much pollution is caused by things that benefit people. For example, exhaust from automobile provides transportation to millions of people. Factories discharge much of the material that pollutes the air and water, but factories give employment to a large number of people. 3. Pollution is brought about by things that benefit people.

Question: Why is the pollution problem complicated?

Read the following passage and answer the questions below and tick True (T) or False (F).

Everyone wants to reduce pollution. But the pollution problem is as complicated as it is serious. It is complicated because much pollution is caused by things that benefit people. For example, exhaust from automobile provides transportation to millions of people. Factories discharge much of the material that pollutes the air and water, but factories give employment to a large number of people. 3. Pollution is brought about by things that benefit people.

Question: Exhaust from automobile doesn't cause large percentage of air pollution.