Question

1) Form new words from the words in brackets.
6. How easy is it to know whether someone is telling the truth or lying? Most of us
are familiar with the kind of body language which tends to indicate _____, such as
avoiding eye contact, blushing or laughing nervously. (DECEIVE)
7. However, research shows that relying only on body language to spot a liar is in
fact very _____, especially when you are not familiar with how a person usually
behaves. (RELY)
8. In fact, a few people are able to make a correct ______ based on non-verbal
indicators with more than 90 percent accuracy. (JUDGE)
9. The group of _____ devised an experiment to develop a more reliable method of
lie detection, which relies not on how people behave, but on what they say.
(SEARCH)
10. They tested out the method on passengers at airport _____. (SECURE)

2) Put the verbs in brackets in the correct grammar form.
The earliest musical instruments found by archaeologists 11. _____ (to be) eight
flutes uncovered in south-west Germany. These date back around 40,000 years,
which made the archaeologists initially 12. _____ (to think) that it 13. _____ (to be)
around then when our ancestors 14. _____ (to start) playing music. Interestingly
enough, this 15. _____ (to be) also the period in which Homo sapiens 16. ______
(to appear), a new species superior to the Neanderthals, who 17. _____ (to inhabit/
previously) Europe and who in the space of 10,000 years completely 18. _____ (to
disappear). Researchers 19. _____ (to find) that the success of Homo sapiens and
our growing interest in music is no coincidence. By the end of the year they
20. _____ (publish) the results.

Answer 1

6. deception

7. unreliable

8. judgement

9. researchers

10. security

11. were

12. thought

13. was

14. started

15. was

16. appeared

17. previously inhabited

18. disappeared

19. have found

20. will publish