You can use laptops to__________the Internet, download programs and information.

The government should do more to promote__________eco-tourism.

People can’t exist unless there are plants and animals on Earth.

III - Choose the correct relative pronouns in the box to complete the sentences. Some pronouns can be used more than one time.

1.               John’s smartphone, ___________his father gave last week, is very expensive.

'' This tablet will be useful for language learning”, Minh told me.

Minh told me that_______________________________________________________                

II - Rewrite the following sentences so that they have the same meanings as the ones given.

1.               “These measures are strongly supported by environmental groups”, Lan said.

Dumping__________waste in the ground causes soil pollution.

John eats a lot of sugary food, so he is overweight.

If               _______________________________________________________ 

I  - Choose the best option to complete each of the following sentences.

1.               __________is a natural or chemical substance which is used for plants to make them grow well.

This mobile device offers a lot of new applications      ___________are useful for learning English.

The person___________gave a presentation on air pollution on TV yesterday evening is my teacher. 

Lead emissions from car exhausts are an atmospheric__________that can be harmful to people’s health.