26. Mr. Green has two sons, one of _____ working as a bus driver now.
Sometimes paragraphs need to be rearranged for the story to ___________.
Today, _______ people speak English as their first, second or a foreign language than ever before.
It was the first time in two years that I________ my youngest son face to face.
With our knowledge _________ practice, we can make contributions to our society.
My sister_______ the League last month and she has decided to _______ the activity to help the aged next week.