Read the following leaflet and mark the letter A, B, C or D on your answer sheet to indicate the option that bestfits each of the numbered blanks from 7 to 12.

Boosting Your Immune System



Looking to strengthen your immune system and keep yourself healthy? Here are a few tips to help.

Important Facts: Nearly 40% of adults don’t get enough vitamins and minerals, which are essential to (7)_____ a strong immune system. A healthy diet can make a huge difference in how you feel and how well your body fights illness.

What You Can Do:

+ Eat a variety (8)_____ fruits and vegetables to boost your intake of vitamins.

+ Exercise regularly! Physical activity helps boost circulation and support (9)_____ immune function.

+ Get enough sleep! Lack of rest can weaken your ability to fight off (10)_____.

+ Reduce stress! Chronic stress can (11)_____ the immune system, so find time to relax and (12)_____ every day.

Đáp án đúng là: B
Giải thích
B. of - Của