IV
1. You should regularly wash to ensure personal hygiene
2. Are you scared of staying at home ?
3. Do you know how to take care of yourself?
4. We are happy to know that you are working hard
V
1. F
2. T
3. T
4. T
1. Because every year millions of people catch it
2. The symptoms of the common cold are a runny nose, a slight fever, coughing and sneezing