Aidez moi SVP pour ce exercice d'anglais

1- Visited
2- Didn't copied 
3- Buy
4- Was cooking / rang
5- Has bought
6- Is
7- Is swimming 
8- Believe
9- Will fly
10- Rises
11- Had done
12- Makes / is calling
13- Ownes
14- Haven't 
15- Has lived
16- 'll be
17- Has graduated
18- Do
19- Have happened
20- 'm watching