Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

Read the text about a computer engineer.  Some of the lines are correct; some have a word, which should not be there.  Write this word in the box next to the line. If the line is correct write OK into the box. You have two examples at the beginning.

1	A computer engineer was invited to a friend's	OK
2	party, but it has turned out to be a real	has
3	disaster. The friend even had just bought
4	a new PC , but she couldn't get off the music
5	to play in the CD-drive. She said she was
6	going to send it on back. The engineer thought
7	he knew what was wrong about and said it
8	would only been take him a couple of minutes
9	to fix it. He has removed the outside case,
10	connected up the sound card, out in a CD
11	and it played out. The engineer felt great.
12	Then, he forgot to switch it off. As he put
13	the case back on , the metal touched at
14	something . While there was a flash and a smell
15	of burning, and he knew that he had just
16	destroyed all the whole thing. It cost him
17	again hundreds of pounds. He not only lost
18	hundreds of pounds but also such his professional
19	reputation.