Mrs Black finds it hard to clear up the mess, as the kids are always _______ whenever she tries to.
She________have been to your house. She doesn't know your address.
—I'm sorry, Mrs Smith. I've broken your glasses. —It doesn't matter, Marks, but you________careful.
I can't find the recorder in the room. It________by somebody.
—Why was Alice late for her meeting yesterday? —She________the first early bus.
He________you more help, even though he was very busy.