I can think of at least three occasions ___________ he arrived late.

I won’t go to the concert because I ________ my ticket.

What are the differences _____the red iPhone 7 and other models–They are just different _____ colour.

The school has decided to hold a welcome meeting________Mr Lance who is coming to deliver a lecture next week.[ ]

Safety regulations are being________by company managers in the drive to increase profits. That’s why the accident happened.[]