::M5:: People can get more of the nutrient in their diet. In the United States and other countries, some foods are____a____with vitamin D. But Holick says that's generally not enough. "Children probably need a thousand units of vitamin D a day. Teenagers and adults need two thousand units of vitamin D a day to satisfy their____b____. But you can get ____c____amount of vitamin D from your diet." So, he and other experts, like Ghada El-Hajj Fuleihan, now recommend spending a little more time in the sun. "We are fully aware of the____d____of skin cancer with sun exposure. So we suggest that there may be a happy compromise, and the first 10 minutes or so, for about three times a week. Although the World Health Organization has said that most people get enough vitamin D ____e____sun exposure and diet, in the light of the new research, it has commissioned its own report and may issue new ____f____.
a.
satisfied
modified
fortified
examined
b.
fulfillment
supplement
compliment
requirement
c.
proper
unlimited
sufficient
inadequate
d.
risk
result
benefits
advantages
e.
about
among
through
between
f.
situations
nutrition
communications
recommendations