读下面一段短文，用括号内的所给单词的适当形式填空，并将正确答案填入短文后的横线上。
A young man works hard at his lessons. He is very busy 1______ (study). He doesn't have tune 2______
(rest). After some time , he falls ill. Every night, when he goes to bed, he closes his 3______ (eye) and tries
to sleep; But he can't. He decides to go to see the doctor. He tells the doctor his problem.
"Try 4______ (count) numbers. When you reach 1, 000, you'll fall 5______ (sleep)," says the doctor.
The next day the man goes back to the doctor's.
"Well," says the doctor 6______ ( kind) , "How are you today?"
"Well," the young man says, "I tried counting one, two, three"… up to 1, 000. But when I 7______
(reach) 569, 1 began to feel 8______ (sleep). I had to 9______ (get) up and drink some tea. lien I went on
10______ (count) up to 1, 000 again. But I still couldn't go to sleep."

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