________ in the countryside made Mr. Wilson very hardworking when he was very young.
Mothers holding jobs outside the home should have ___ schedules to make it easier to care for their children.
Mary was much kinder to Jack than she was to the others, ___, of course, makes all the others upset.
As is known to all, ___ People’s Republic of China is ___ biggest developing country in the world.
—Sorry I’m late.I got stuck in traffic.—___.You’re here now.Come in and sit down.
It is important to have your eyes examined regularly to check for any sign of eye disease that may not have any ___.