8c add the suitable prefix to the adjective (im, un, dis)

1- Mohammad was very...................... when he broke his toy plan. (HAPPY)

2- Before the Wright brothers invented the plane. many people thought flying was ( POSSIBLE)

3- Your desk is so ................... . How do you find anything?

(ORGANIZED)

4- I never manage to sleep on planes. the seats are so (COMFORTABLE)

5- I tried to make a model plane. but I was....................... it didn't look like a plane at all. ( SUCCESSFUL)

6- flying makes me really nervous. people tell me how safe it is . but I find their advice ( HELPFUL)

7- the way that man told you to move your bags was very ......................... he should apologize. ( POLITE)