— Hello, may I speak to Mr. Black?—Sorry. You _____ the wrong number. We don’t have a Mr. Black here.
When you’re learning to play the piano, _______ a good teacher makes a big difference.
—Is the manager available tomorrow afternoon? —No, he is busy. Otherwise he ________ the meeting.
— Mum, where is my ball? I remember I put it here yesterday. — You _______ it in the wrong place.
On workday mornings I usually ________ an hour driving to work because of the traffic jam.
the website of China Daily, and you will learn more about it.