B16. Do young people really believe that the stars use the products they advertise?
B17. Adverts change more frequently nowadays. One successful advert used for a year is not enough; new ones are produced every few months.
B18. Read the text. From the words in brackets (B19-B22), form one-root words that grammatically and lexically fit the text. Fill in the blanks with the formed words. Remember to change the word form as required.

With the world population rising and availability of food sources decreasing, what will we be eating in the future? Food science (B19) special... say that by 2050, we will be consuming less meat and more fish. And with food prices rising, another likely result is that more of us will reach (B20) conclude... that becoming vegetarian is a good idea. Today's technology (B21) able... manufacturers to produce foods that are individually designed for different sectors of society. This means that there will be foods adapted not only for babies, but for teens, women, and elderly people, too. Because the food will be (B22) scientific... engineered, we will be healthier!

Русский язык 8 класс Словообразование Новый