[مصطفى فرجان]

1-The Alexandria factory assembles the finished( production - product ))

2-The article made no ( reference - signal ) to previous research on the subject .
3-Her eyes were ( swallowed - puffy ) from crying
4- Insulating the attic is a good way to reduce ( humidity - heat - mositure - vapour ) loss.
5- Ali is impossible to fail the exam . He ( must have been -might have been ) intelligent.
6-It is impossible that Zazi was impolite . He ( must have been - might have been ) polite.
7-It isn't possible she caught the 8 o'clock train to Tanta . She ( must have missed - might have missed - can't have missed ) it
I think it is the right answer