Fill in each gap with a suitable preposition: 1. We are waiting ... the bus stop. 2. I'll wait ... you are ready. 3. They came to visit me ... my birthday

Fill in each gap with a suitable preposition
1.we are waiting_____the bus stop
2.I`ll wait_____you are ready
3.They came to visit me_____my birthday
4.we arranged to visit you_____seven______the morning
5. susan can come and see you_____lunch time
6.the conference is______july
7.did you have a good time______christmas?
8.I`m enrolling_______activities