TEDTalk Unit 5

Right now, global leaders are ___ with the security of the

global financial system.

• obsessed

• underwater

• lightheaded

Some people taking these medications feel ___.

• challenged

• lightheaded

• trapped

If you have low blood potassium levels, you may develop an irregular___.

• strange feeling

• nutritional value

• heartbeat

to make yourself/somebody/something pure, healthy or clean by getting rid of bad thoughts or feelings

• lightheaded

• purging

• diving

floating, able to float or able to keep things floating

• underwater

• buoyant

• diving

Evidence obtained ___ or torture is simply not

admissible and is prohibited.

• under stress

• under duress

• underwater

Look at the image and choose the correct answer.

• static apnea

• breath-holding

• purging

The situation when the supply of blood to an organ or part of the body, especially the heart muscles, is less than is needed

• apnea

• ischaema

• hyperventilate