The answer

[Mr._Alfiky]

Change into passive
1 - Can it well
2 - She has planned to make her wedding dress .
3 - It's probably that someone recorded our conversation .
4 - Never make others take you in .
5 - You don't have to have have in this sentence .

The answer
1 - Let it be well canned.
2 - Her wedding dress is going to / will be made .
3 - Our conversation might have been recorded ,
4 - Never make yourself be taken in .
5 - "Have" doesn't have to be used in this sentence .