Part 2
For questions 9-16, read the text below and think of the word which best fits each gap. Use only one word in each gap. There is an example at the beginning (0). In the exam, write your answers IN CAPITAL LETTERS on the separate answer sheet.
Example: HOW
Tap water
Whenever you visit a foreign country for the first time, one of the things on your mind should be 0 _______ safe it is to drink water straight from the tap. There are several factors 9 play here, two of them are particularly notable.
One of the reasons it might not be a good idea to drink water, especially in older areas of cities, is 10 to its high lead content. The lead itself comes from old pipes as they get increasingly corroded 11 the years. This, of course, gets worse if you take into account all the deposits that accumulate inside the pipes over decades. All this gunk then finds 12 way to people’s kitchens and bathrooms. Needless to say, a separate filtration system is obligatory if you are planning to drink or cook 13 that water.
In 14 to safeguard people from contracting water-bourne diseases and viruses, the process of chlorination is used. Essentially, it is the same thing they put in pools, but in much smaller quantities. While ensuring that the water is germ-free, it also alters its taste, sometimes rendering water undrinkable.
Cities in Canada, the USA as well as in most European countries boast tap water that requires 15 additional filtration, meaning that you can drink it right from the tap. 16 , people are dissuaded from drinking tap water in almost every country of the African continent.
Click to download this CAE Use of English Part 2 Worksheet in PDF.
For this task: Answers with explanations