Read the sentence below carefully. Which preposition correctly fills the blank space?
Answer:The school principal warmly congratulated the debaters 【on】 their outstanding victory at the regional competition.
Answer
The correct preposition to fill the blank is 'on'.
The transitive verb 'congratulate' takes the fixed preposition 'on' to introduce the achievement or occasion being celebrated.
Step-by-Step Solution
Key Concept
Dependent Prepositions with Verbs