use extremely, very,really,absolutely to complete the following sentences.
a) For Me, it's a/an...complicated task.
b) I've had a/an...excessive amount of work later.
c) It takes a/an...large amount of money to start a business.
d) Are you...certain about it?
e) He was...tired when he reached the summit of the mountain.
f) Don't do that! It's considered...rude.​