$\text{1.}$ No , it isn't 

→ Dẫn chứng : everyone suffers from the common cold at some time or other . It ins't a serious illness but people spend a lot of money on medicine . 

$\text{2.}$ The medicine can make you cough less, make you feel better, and stop your nose running for a while . 

→ Dẫn chứng : That is , it can make you cough less, make you feel better, and stop your nose running for a while . 

$\text{3.}$ Because it helps provide them with a lot of vitamin C .

→ Dẫn chứng : it helps provide them with a lot of vitamin C . 

$#Lynkk$