My sister____Beijing tomorrow. She works there.

Miss Lin ______ a lot of work for the poor area for about 10 years.

I didn’t know when he _____ back. He said he would call me when he _____ home.

---I called you yesterday evening, but no one answered.---Oh, I ____ shopping with my mother.

― What does your mother do after dinner, Ellen?—She always     a walk. Look! She   a walk with my father now.