.-----Do you know where David is ? I couldn’t find him anywhere. ------Well. He ________have gone far-----his coat’s still here.
—Li Ming went abroad in 2000. —No wonder. I ______ him ever since.
______ difficult the problem was, he tried his best to solve it.
It is the teacher _____taught me when I was a child _____ I’m going to visit.
Nancy was very disappointed to hear the news. I wish I her about that.
, I got better and returned to work.