—These days,he has stayed up late into night in order to get good marks in the following monthly test.—It's no ________ that he seems tired and asleep in class every day.
The two ladies are ________ the same age, but there seems to be ten years ________ them.
The train ________ arrive at 11∶30, but was an hour late.
While building a tunnel through the mountain, ________ .
I planned ________ to see you last week, but I was ill.
Now then, children, Its time you ________.