The American girl _____ father is an engineer is my pen friend. [ ]

He was about to tell me the secret ________ someone patted him on the shoulder.

You should have put the milk into the icebox, I expect it ______ undrinkable

Was it the Moonstone’s bad luck ____ caused so many strange things to happen during the evening?

The supermarket near my home opens at 9 every morning.It’s half past ten now, it’s _______ I think.