Answer entry:
Activity rules:
1. There are 20 competition questions in this activity, which are randomly selected from the question bank for 5 minutes. If you answer overtime, you will get a score, and if you quit halfway, you will get zero.
2. Participants have two chances to answer questions, and those with higher scores in the two answers will participate in the awards, sorted by scores. If the scores are the same, they will be sorted according to the length of answering questions and the time of submission.
3. Participants must fill in the valid mobile phone number accurately before answering questions, and the winners will get the recharge reward of this mobile phone number within 10 working days after the activity.
4. The final interpretation right of this event belongs to the organizer.
Prizes:
100 yuan phone bill: 100 first prize.
50 yuan phone bill: 150 second prize.
30 yuan phone bill: 200 third prize.
Some knowledge points:
1. Mom also wants a glass of Mojitori rum, which is extracted from sugar cane.
The correct posture for coughing and sneezing is to cover it with paper towels or elbow clothes.
Teachers don't need to wear masks when teaching.
4. 1.2 months old infants should not be breastfed.
5. The "four cornerstones" of health advocated by the World Health Organization are reasonable diet, moderate exercise, quitting smoking and drinking, and psychological balance.
6. Don't overeat. It is best to be seven or eight full.
7. Fluoride toothpaste has obvious caries prevention effect.