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In the United States, the burning of fossil fuels to make electricity is the largest source of heat-trapping pollution, ____ about two billion tons of CO2 every year.

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There won't be any lecture about urbanization this week, ____?

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After his wife died, he began to .......

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The two boys were ........ each other like mad dogs

Choose the best answer (A, B, C, D) to make the meaningfull sentence: "After school, my daughter..............."

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I was angry when you saw me because I ______ with my sister

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I've been putting $50 aside every month in an attempt to build _________ my savings

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I don't know what's Angela lately - she's so moody

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The medical community continues to ______________ progress in the fight against cancer

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It's reported that by the end of this month the output of cement in the factory ____ by about 10%.

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So far they____ very hard day and night in search for new products

Complete the sentences with the present simple or present continuous form.

We (visit) ................... our grandparents now.

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Keep all dangerous things out of children’s _____________

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We decided to buy the house ______ we didn’t really have enough money

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A council has been asked to _______________ permission for the development in return for money for recreational facilities

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It ____ to rain while we ____ home from school.

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I waited for the sales to get the shoes I liked at a bargain price but unfortunately they were _______

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My job gets ____ every year

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We ____ an old box while we ____ in the garden

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Cancer is second only ____ heart disease as a cause of death

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Tim  …………………4 movies when he had free time.