Level 3 (中级):认读句子 (6') 1. It is always advisable to practice good hygiene. Wear face masks when you go out. 建议保持良好的卫生习惯。 外出戴口罩。 2. It would be best if you wash hands with warm and soapy water. 最好用温水和肥皂水洗手。 3. And if you find any symptoms, do visit the doctor as soon as possible. 如果你发现任何症状,一定要尽快去看医生。