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Frank was a very talkative boy, He never saw a new thing without asking a lot of questions about it. His mother was very kind and1. When it was proper to answer his questions, she would do so.
The first time Frank saw an hourglass, he was very much2, but he did not know what it was. His mother3, "An hourglass is made in the shape of the figure 8. The sand is put in one end, and runs
4 a small hole in the middle. The sand put into the glass will go through5 an hour."
Frank watched the little stream of sand. He was impatient, because it would not run faster." Let me 6 it, Mother," he said. "It is lazy, and will never get through."
"Oh yes, it will, my son," said his mother. "The sand moves 7 ， but it moves all the time. When you look at the clock, you will find the same. 8 you are playing, the sand is running, grain by grain, and the hands of the 9 are moving, second by second. At night, the sand in the hourglass has run through twelve times. The hour hand of the clock has moved all around 10 great face. This is because they keep working every 11 . They do not stop to think how much they have to do, and 12 it will take them to do it."
Later, Frank's mother wanted him to learn a poem, but he said," Mom, I13"His mother said," Study all the time.14 care about the time it will take. You will be able to say it very soon.
Frank followed his mother's 15. He studied line after line, and in one hour and a half he knew the poem perfectly.