23. You were late again this morning! You ______ have been here earlier. We were about to start without you.

They are singing to ________ money for the poorchildren in rural areas.

To our great________, his parents were________at his mark [ ]

It’s always bad news that the war between two countries _________.

Do you know why the teacher asks for me ?— He wants you to _____ your absence last night.[ ]