—Mary,I don’t know ____ you can come tomorrow morning.—No problem! I’ll be here _____I’m free then.
I was cleaning my bedroom. ______ a mouse came out.
There were many apples ______ the tree. A monkey was picking them ______ it.
—Do you know about the play Hamlet(《哈姆雷特》)? —Oh, it’s one of Shakespeare’s ______ plays.
I’ll take my sister to the museum ______ it doesn’t rain this afternoon.
Zhou Yang ______ to her home town with her parents five years ago.