Fill in the Blanks word formation (B2)Online version Write nouns for each of the following verbs. by Natalia Ruano 1 VERB NOUN 1 . Investigate - - > 2 . Obey - - > 3 . Practise - - > 4 . Achieve - - > 5 . Understand - - > 6 . Know - - > 7 . Qualify - - > 8 . Confide - - > 9 . Improve - - > 10 . Behave - - > 11 . Advise - - >