题目内容 (请给出正确答案)
提问人:网友z*****n 发布时间:2022年4月5日 20:59
[单项选择题]

针电极插入肌肉时,通常会爆发出现短暂的自发性电活动,这种自发性活动是()。

A.正尖波

B.纤颤电位

C.束颤电位

D.插入电位

E.复杂性重复放电

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A gentle breeze blew through Jennifer’s hair. The golden red sun was   1   . She was on the beach, looking up at the fiery ball. She was    2    by its color, deep red in the middle, softly fading into yellow. She could hear nothing but the waves and the seagulls    3   up above in the sky.

The atmosphere    4   her. After all she had been through, this was what she needed." It's getting    5   ," she thought, "I must go home. My parents will be    6   where I am." She wondered how her parents would   7   , when she got home after the three days she was   8   .She kept on walking,   9   herself to the bungalow where she spent every summer holiday. The road was deserted. She walked slowly and    10   . Just in a few hundred meters she would be safe in her house.

It was really getting dark now. The sun had set a few minutes before and it was getting cold too. She wished she    11   her favorite sweater on---it kept her really warm. She imagined having it   12   her. This thought disappeared when she finally saw her front door. It seemed    13   . The outside garden seemed   14   . She was shocked: her father was usually so strict about keeping everything clean and tidy.

She entered the house. First, she went into the kitchen where she saw a    15   written by her father. It said: "Ellen, there is some coffee    16    . I went looking." Ellen was her mother but-where was she? She entered her parent’s home. Then she saw her. Her mother, lying on the bed,    17   .Jennifer would have wanted to wake her up but she looked too tired. So Jennifer just fell asleep beside her. When Jennifer   18   , something was different. She was in her cozy bed in her pajamas.

It felt so good being back home.    19   she heard a voice, "Are you feeling better now? You know you got us very, very    20   ."

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