Voice recognition__________on many electronic devices is useful for your English learning

The government should do more to promote__________eco-tourism.

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.

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

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

If               _______________________________________________________ 

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

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.