Choose the correct answer in each sentence.

An immediate  ___________  to a customer inquiry is essential unless it needs to be forwarded to a technical representative.

Advertising on TV is very expensive now. ______, there is no shortage of companies for air time

During the flood, army helicopters came and tried to evacuate ............. injured.

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The expedition __________   by a qualified instruction who had a lot of experience climbing mountains.

Choose the best answer of the four choices to complete each of the following sentence: The number of competitors who take part in the Olympic Games increases every year. 

Simon earned the respect of his friends when he determined to complete such a challenging task while others had already given up.

One remedy is to pump limestone into the acidic lakes. _________, it is not possible to do this on a large enough scale to save all the lakes.

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_________ in time for winter vacation, this brand-new hotel adjacent to the airport is offering Travelzoo members a Park-and-Fly deal.

I'm not sure I'm doing it right, but I'll try to ____ ahead with it anyway.

Can you give me ______ little more information about the house? 

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The ______________   of the disease can be significantly slowed by taking the medicine developed by Dr. Toft's team.

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All employees must display the security IDs ------ were issued to them before entering the company premises.

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Tours run every day, but there may be ----- availability on weekends.

 It was late, so we decided .............. a taxi home.

I suppose I found it hard at my new school because I just ................... to the situation.

 I _____ the book by the time you come tonight. 

Dr. Parker gave my mom a lovely ............... for spaghetti carbonara.

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I never ............ at home on Sundays.

The temperature ................. takes place varies widely from material to material.

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His new yacht is certainly an ostentatious display of his wealth.

Deforestation ................. devastative floods in many parts of the world.