Listen to the audio and fill in the blanks. You can hear the audio TWICE.
Write ONE WORD ONLY for each answer.
The effects of environmental change on birds
Mercury (Hg)
Highly toxic
Released into the atmosphere from coal
In water, it may be consumed by fish
It has also recently been found to affect birds which feed on
Research on effects of mercury on birds
Claire Varian-Ramos is investigating:
- the effects on birds' or mental processes, e.g. memory
- the effects on bird song (usually learned from a bird's )
Findings:
- songs learned by birds exposed to mercury are less
- this may have a negative effect on birds'
Lab-based studies:
- allow more for the experimenter
Implications for humans
Migrating birds such as containing mercury may be eaten by humans
Mercury also causes problems in learning
Mercury in a mother's body from may affect the unborn child
New regulations for mercury emissions will affect everyone's energy
(Source: Cambridge IELTS 12)
Listen to the audio and fill in the blanks with the correct letters. You will hear the audio TWICE.
You will hear five short extracts in which people are talking about problems related to their work.
While you listen, you must complete BOTH tasks.
TASK ONE
For questions 1-5, choose from the list A-H each speaker’s occupation.
|
A. travel broadcaster B. hotel owner C. guide book publisher D. tourist board representative E. environmentalist F. railway executive G. manager of a tourist attraction H. local government official |
Speaker 1: Speaker 2: Speaker 3: Speaker 4: Speaker 5: |
TASK TWO
For questions 6-10, choose from the list A-H each speaker’s aim for the future.
|
A. to increase the amount spend by clients B. to improve our circulation C. to revive country skills D. to raise standards overall E. to restore local transport networks F. to refurbish the rooms G. to attract a new type of client H. to expand tourist accommodation |
Speaker 1: Speaker 2: Speaker 3: Speaker 4: Speaker 5: |
(Soucr: Listening C1, CAE 1)