Вставить пропущеные слова: 1.you are a highly qualited engineer _ ? a)you're b)are you c)aren't you 2.there are _ computers next to manager's desk a)a b)the c)- earth is round,we all know that a)- b)the c)an

1.You are a highly qualited engineer _ ? 
c)aren't you   
2.There are _ computers next to manager's desk
c)-      
3.__ earth is round,we all know that
b)The