Insert the correct prepositions. of, on, by, with, over 1. What is required -of--me? 2. They refused to supply us -with-- food and water. 3. She insisted—on -helping her mother. 4. She has an advantage --over- him. 5. Are you g...

Insert the correct prepositions. of, on, by, with, over 1. What is required -of--me? 2. They refused to supply us -with-- food and water. 3. She insisted—on -helping her mother. 4. She has an advantage --over- him. 5. Are you going to pay---by cheque?