4.Complete the sentences,using the correct form to tense of the verbs
catch                          cure                      cough                          sneeze
prevent                       relieve                   write                            disappear
1.My mother .......a sick note for me yesterday.
2.Nam usually .......and........when he has a cold.
3.He .........flu last week.
4.The medicines just help ..........the pain.
5.Nobody knows how...........a cold
6.The cold will last for a few days and then........
7.What can we do ...........the spread of the disease ?