11.   It is transmitted through blood, bodily fluids, shared needles and from mother to child.

12.   The HIV risk comes from the contaminated drugs themselves as well as from shared needles.

13.   The HIV virus is spread through the exchange of bodily fluids, usually through sex or shared needles.

14.   The AIDS virus is commonly transmitted by the use of shared needles.

a. + needle >>共 198
clean 7.80%
dirty 7.63%
contaminated 6.41%
used 4.68%
fine 3.47%
shared 2.43%
long 2.43%
sewing 2.08%
infected 2.08%
intravenous 1.91%
shared + n. >>共 597
experience 4.91%
value 3.72%
border 3.61%
interest 2.96%
history 2.78%
responsibility 2.01%
goal 1.83%
vision 1.54%
sense 1.42%
sovereignty 1.12%
needle 0.83%
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