Answer:
1. EFFECT
a. Modern Western medicine can have unpleasant side <u>effects.</u>
b. In China, acupuncture has been found to be <u>effective</u> for centuries.
2. SUCEED
a. Biofeedback methods have been <u>successful </u> in treating headache and muscle pain.
b. The vaccine has been working <u>successfully</u> for the last ten years.
3. PROVE
a. There is little <u>proof</u> that reflexology works.
b. It is difficult to <u>prove</u> how herbal medicine cures illnesses.
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Answer:
One study proved that performing music, as opposed to listening to it alone, produces greater positive feelings and people feel closer to one another. Another study shows how singing in larger groups can increase an individual's social closeness and their pain threshold levels.
Explanation:
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The exchanging of information. Means of connection.
Different ways of communication are: Speaking, Sign language, Notes (paper messages), etc...
