Meaning: "researchers" means people who study things and find facts.

Wrong options:

• reserchers: It leaves out the "a". The right spelling is "researchers". Every letter must be correct to get the mark.
• researcher: "researcher" has no "s" at the end. The speaker says "researchers", so write the "s".

Correct answer: hit

Explanation: Listen for "about to be hit by a new". It comes after "be", so you need an action word.

Meaning: "hit" means struck or affected suddenly.

Correct answer: five

Explanation: On the recording you hear "one in five people are said". The phrase "one in" needs a number word.

Meaning: "five" means the number 5.

Wrong options:

• fiv: It leaves out the "e". The right spelling is "five". Every letter must be correct to get the mark.

Correct answer: Symptoms

Explanation: Listen again to "Symptoms include being unable". You need a word for more than one, so do not forget the s.

Meaning: "Symptoms" means signs of a problem.

Wrong options:

• symtoms: It leaves out the "p". The right spelling is "Symptoms". Every letter must be correct to get the mark.
• symptom: "symptom" has no "s" at the end. The speaker says "Symptoms", so write the "s".