The Greens live in a small village（村庄）. They    1   one child, Mike. He is twenty. He works in the village, but he    2   like to work in the village. Then he   3   a job in the town. It is quite    4  the village. Mike likes the job very much, but his parents aren’t happy about this.
“ Mike, you must     5  back to work in the village and live with us.” Mrs Green says one day. “ There isn’t     6  good work for me here, Mother,” says Mike. Mike goes to work in the town and    7  there. After a few days, Mrs Green is very angry（生气的）.
She gets     8    a bus and goes to Mike’s house in the town. “ Mike,” she says to him, “    9   do you never call （从不打电话）us?” “ But, Mother, you don’t have a   10 ,” Mike says, “No, I don’t,” she says, “ But you have one.”

Mr Wang is an excellent teacher. He is ______ to spend a lot of time explaining things to us.