After a long walk, they have ________.
What do you think is the most _____ time to find him at home?
He_____ some German while he was away on a business trip in Berlin.
I can _____ BBC English programmes clearly on my radio.
Without proper lessons, you could ____ a lot of bad habits when playing the piano.
You’d better fly somewhere in the west. Then you can ____ a hire car and travel around.