Сput presposition, where where necessary i have my english class (in | at | on | for | by ) monday morning. he had been married (for | since | during | in| -) two years. my birthday is (on | at | - | in | by) next monday. the concert will start (on | at | - | in | between) half an hour i think, it is going to rain (on | at | - | in | by) this afternoon. simon is going (on | at | - | in | to) cambridge on the 1-st of september. he has always been good (on | at | - | in | about) maths and phisics.