phrasal verb

[belly_ttt]

This sentence is taken from an exercise _________ in class a few days ago
a) which we went over
c) over which we went
I think both will do but my teacher says you cannot separate a phrasal verb in such situations, but I swear I saw plenty of them

[susiedqq]

(prep) from / exercise

What exercise?

adjective clause

which . . . we/went over

("went over" means to review

[belly_ttt]

However, I've seen sentences like" There has always been a great deal of antipathy between Sarah and I because we have opposing opinions about which we are very outspoken"

So I think both will do

What exercise is that matter? I really don't get what you mean, susiedqq

[susiedqq]

I am encouraging you to tear apart the sentence and look at its word or phrase components to figure out their function.

This sentence is taken from an exercise which we went over in class a few days ago

I think if you ask "what exercise"? you will get the answer "the one which we went over in class . . ."

I also think that there is confusion with the verb "went over," which means "review or study."

This sentence is taken from an exercise which we studied in class a few days ago

[belly_ttt]

Micheal Swans says in his book" That(the a) way of writing is more natural in an informal way than (the b)"