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

They (not go) ................... to work on Saturdays and Sundays.

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................. problems in sailing in tropical seas is the coral reefs.

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Water is of vital importance to all living things. Without it, all living things will surely die. We also use a great (16)______ of water daily in our homes, in factories, and in power stations. Most of this water is fresh water and it comes to us from reservoirs, rivers and lakes. The Earth's surface is (17)_____ by large areas of water which we call oceans and seas. If you have tasted the water from the sea, you will know that, unlike fresh water, seawater tastes salty. This is due to the (18)_____ of sodium chloride which comes from the land. Rivers carry it to the sea. Although neither salt nor fresh water has any color, the sea often looks blue (19)______ the sunlight. The reason is that sunlight is made up of many colors. Some colors disappear quickly in the sea but blue light bounces back or is reflected, to the surface. This makes the sea look blue. (20)______ , a stormy sky will make the sea look grey

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_______ by a Danish physician named Ole Worm, this fabulous collection once took the world by storm

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Marianne seemed to _____ offence at my comments on her work

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The popular press often contains a lot more _______ than hard facts

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The store ran _____________ bottled water and canned food after the government issued the hurricane warning

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 ________is your brother? - He is thirteen years old.

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I spent an hour at the station _________ for the train

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When did the short skirt first ....... ?

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Mike _______ in the garden when he heard a piercing scream

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I have to take care _______________ my little sister this afternoon

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My wife has run ___________ with another man

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She nearly died of a heart attack ...... by fear

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I have no idea, but I'll ...... at work and see if anyone can help

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The regional supervisor is putting together team-based ------- for new trainees for each of the main offices

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People ____________ exercise to keep fit.

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We __________ them a visit last week

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For these elective courses, there are no special entry requirements

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Come over for a chat so we can ..... on each other's news

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The foreign guests will ..... you next Wednesday afternoon