完形填空 阅读短文，从每题所给选项中选出可以填入空白处的最佳选项。(15分)
Frank was a very talkative little boy. He never saw a new thing      asking a great many questions about it.
His ____ was very patient and kind. When it was ____ to answer his questions, she would do so. Sometimes she would say, “You are not ____ enough to understand that, my son. When you are ten years old, you may ask me about it, and I will tell you.”
The first time Frank saw an hourglass(沙漏), he was very much interested, but he did not know ____ it was. His mother said, ‘An hourglass is made in the ____ of the figure 8. The sand is put in at one end, and runs through a small hole in the ____. As much sand is put into the glass as will run through in an hour.
When Frank watched the little stream of sand, he was impatient, ____ it would not run faster. “Let me ____ it, mother,” said Frank： “It is lazy, and will never get through.” “Oh yes, it will, my son,” said his mother. “The sand moves down little by little, but it moves all the time.” “When you look at the ____ of the clock, you think they go very slowly, and so they do； but they never ____.”
“While you are playing, the sand is running, grain(颗粒) by grain. The hands of the clock 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 its face. This is because they keep working every ___. They do not stop to think how much they have to do, or how long it will ____ them to do it. Now Frank’s mother wanted him to learn a little poem, but he said, “Mother, I can ____ do it.”
His mother said, “Study all the time. Never stop to ask how long it will take to learn it. You will be able to say it very soon.”
Frank ____ his mother’s advice. He studied line after line, very busily； and in one hour and a half he knew the poem perfectly.

A．without B．except C．for D．about

A．father B．brother C．mother D．sister

A．hard B．proper C．impossible D．useless

A．popular B．wise C．friendly D．old

A．what B．why C．how D．who

A．size B．shape C．time D．number

A．middle B．back C．front D．top

A．so B．because C．before D．until

A．kick B．touch C．drop D．shake

A．faces B．time C．hands D．surface

A．stop B．worry C．walk D．talk

A．year B．minute C．day D．month

A．bring B．leave C．take D．offer

A．finally B．easily C．carefully D．hardly

A．refused B．allowed C．followed D．Forgot