1.I didn't hear __ because there was too much noise where i

1.I didn't hear __ because there was too much noise where i was sitting.
A what did he say B what he said C what was he saying D what to say
2.online students ,however,require unique qualities to be __
A success B succeed C successful D successor
3.Why do you have to listen such horrible __?
A stuff B staff C song D thing
4.Jimmy walked slowly to the corner of the playground,his face __ with tears.
A covering B is covering C is covered D covered
5.John is helping his girlfriend __ her paper
A for B on C with D over