Qurstions related to english?

Indicate whether each of the following sentence pairs expresses the same or different prepositions?
a) Mary read the book/ The book was read by Mary.
b ) Fred took back the book/ Fred took the book back.
c ) The cat chased the rat/ The cat was chased by the rat
d) The chef cooked the meal/ The chef had the meal cooked
e ) Hondas are easy to fix / It is easy to fix Hondas.

Added (1).

Tell me the name of this part?

I'm replacing the clutch cover on my Honda vtr1000 myself, I found this part and that I don't even know the name and fdont know how to take it out. Do you know how to take it out and give me the instructions or even know the name?