How to prevent being infected with the virus? There are a number of standard hygiene(卫生) practices     1     have been recommended to protect against infection and     2    (far) spread. These include covering your mouth and nose when coughing or sneezing with     3     medical mask or tissue; avoiding being     4     contact with those who are unwell closely; the appropriate use of masks and personal protective     5    (equip), especially in a health care setting; washing hands regularly with water and soap     6     alcohol-based hand sanitizer(洗手液). Actions that can be taken     7    (prevent) infection from an animal source include: avoiding unnecessary unprotected contact with animals; washing hands after contact with animals or animal products; and ensuring that animal products are cooked thoroughly before they     8    (consume).

    9     is of great importance to stay at home if you’re feeling unwell. But if you have a fever, cough, and difficulty     10    (breathe), seek medical care early and share your previous travel history with your health care provider.

【推荐2】We are what we eat because what we eat every day has     1     great impact on our health. Therefore, we should make every effort to change our bad eating habits.     2     we all know, baked or fried foods may be     3     (taste), but eating too much of them will    4     (probable) result in some illnesses. Moreover, some food that costs us a great deal of money and is not healthy is junk food.

    5     (compare) with people in the West, Chinese people used to eat more grain and vegetables, but     6     (little) meat, which is a good eating habit. However, things are quite different now. With the rapid economic     7     (grow) of our country, we are now also eating a lot of food that is high in sugar and fat. We      8     (run) the risk of eating out without     9     (consider) the balance of our diet. The food we choose affects our health, so we suggest that the food we choose     10     give us the nutrients we need.

A few months     1    (early), Stephanie Heller noticed a woman in the parking lot struggling to bend down. Ms. Heller offered to help her. The woman blamed old age for her incapacity,     2    (explain)that she was 70. But Ms. Heller was 71. “This woman felt every bit her age.” she recalled. “I don’t let age stop me. I need a good mood, really. I love singing and dancing with all the young friends I     3     (make)over the years. I’m only as old as I feel.”

Each of us has     4    actual age, the number we celebrate on birthdays. But     5     50-, 60-and 70-year-olds look and feel young,     6    others do not. Scientists measure these differences by looking at age-related things like skin elasticity, blood pressure and so on, finding some     7    (connect)among them. People     8    a healthy lifestyle and a fortunate genetic inheritance(继承)tend     9    (score) “younger” on these assessments.

When scientists ask, “How old do you feel, most of the time?” the answer can reflect the state of people’s physical and mental health. The age given is a virtual one,     10    is called “subjective age”.