Choose the letter A, B, C or D to complete the sentences:
Computers are also the tool with which we are able ________ the internet, watch animated television shows and other entertainment programs.

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He didn’t seem to mind _______ TV while he was trying to study.

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It is essential that the sponsor_____ the file early.

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You must tell him where you are going_______ when you will be back.

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The girl_____ behind you is naughty.

Choose the word (a, b, c, or d) that best fits each of the blank spaces. 
Not so long ago, people only used the (23)_____to make phone calls. Now, thanks to computers, people use their phones to do much more. They can bank by . phone, rent videos by phone, and even shop by phone. It is also possible (24)_____letters and reports by faxing them over telephone lines. People can even use their phone lines to (25)________ messages from one computer to another computer by (26)_________ mail, or e-mail. 

(26)........

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It has slowed down considerably. It had slowed down_______

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Where are the children? “I saw_______ in the yeard”.

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This drink tastes a little_______ to me.

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His English teacher recommends that he_______ a regular degree program.

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We avoid _______ our environment.

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I would like to leave a message for_______ if I may.

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It is______ day that travel advisories have been issued for most of the major highways.

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Geography is a very interesting subject; _______ very few people study it thoroughly.

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If I ________ the flu I would have gone with you.

My father __________ the hedge once a month.

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You can send letters from Hongkong_______ by Suez or by Canada.

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Is there any place_______ tonight?

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The team really looks good tonight because the coach had them________ every night this week.

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I like these dishes but___________ is a little too small.

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Pollution together with water erosion_____ its toll on the building.