Scientists have many theories about how theuniverse____ into being.[ ]

The second Sunday of May is ________ Mother’s Day.It’s ________ special day for children to show their love for their mothers.

_I’m sorryThatwasn’t of much help_Oh，____________

“Do you mind if I sit here”“_____. It’sfor my friend.”

The house rent is expensive. Here I’m paying ________ as I pay at home.[ ]