6 KEY WORDS Complete the sentences with the highlighted words and phrases from the text. There are four extra highlighted words.
1 What are the typical symptoms of food poisoning?
2 In spring, people who have allergies........ a lot.
3 Use hand sanitiser to keep the........ off your hands and ..... the flu.
4 To improve your......... , take a lot of vitamins C and D.
5 Can you get me some nose drops from the chemist's? I've got a .........
6 Every week, more than twenty students.........​