There was a lot of fun at yesterday’s party. You ________ come. Why didn’t you?— What a pity! But I had no time because I had lots of homework to do.[ ]

The boy went swimming in the deep lake，his mother’s fear for his safety．

the war broke out, many people in safe places possessions they could not takewith them.

The shoes were worn out, what’s more, they aren’tworth _____.

_____ is known to everybody, the moon travels round the earth once every month.