There_______ a teacher and some students on the playground.

The summer vacation is coming．Do you have any ideas about the coming vacation?－I volunteering in the old people’s home．What do you think of it?

Sandy talked so much about herself _______ others didn’t have any time to speak at the meeting. [ ]

London is in the south of England and it is the River Thames.[ ]

The school _______ I visited the other day was not the one _______ I once studied.