我国18-25岁的女大学生身高均值为多少厘米。() A.152 B.155 C.15

题型:单项选择题

问题:

我国18-25岁的女大学生身高均值为多少厘米。()

A.152

B.155

C.157

D.159

考点:体育学体育学题库
题型:单项选择题

关于利多卡因和普鲁卡因性能比较,哪项描述是正确的

A.两者局麻作用强度一样,维持时间也一样

B.利多卡因局麻作用强度强,维持时间亦长

C.利多卡因局麻作用强度强,但维持时间短

D.利多卡因局麻作用强度弱,但维持时间长

E.普鲁卡因局麻作用强度强,维持时间亦长

题型:单项选择题

关于小脑的运动调节功能,错误的是()

A.主要在运动的执行中起协调作用

B.对肌紧张具有加强和抑制双重作用

C.参与设计和编制运动的程序

D.损伤引起去小脑僵直

E.处理本体感觉的传入冲动

题型:单项选择题

当采用冷拉法进行钢筋调直时,HPB235钢筋冷拉率不得大于2%,HRB335、HRB400钢筋冷拉率不得大于()。

A.2%

B.3%

C.1%

D.1.50%

题型:单项选择题

I got a job teaching special education at a school in Coachella, California, a desert town about 170 miles from home. It was no (1) job. Street gangs (2) around the school after dark."Be careful," Dad warned me during one of my frequent weekend (3) home. He was concerned about my living (4) , but I needed to be on my own.One evening, I stayed after school to rearrange my classroom. (5) , I turned out the light and closed the door. Then I (6) toward the gate. It was (7) ! I looked around. Everyone had gone home.After (8) all the exits, I found just enough (9) to squeeze under a gate in the back of the school. Then I walked toward my car, parked in a field behind the building.Suddenly I heard voices. I (10) around and saw at least eight boys following me. (11) my pace, I reached into my shoulder bag to get my key. I (12) all over the inside of my handbag. But the key wasn’t (13) ! Dear Lord, please help me, I prayed (14) . Suddenly, my fingers touched a loose key in my purse. I didn’t even know if it was for my car, but I took it out and (15) it. It worked!I opened the door, slid in and locked it—just (16) the teenagers surrounded the car. Trembling , I started the engine and (17) away. When I returned to my apartment, the phone was ringing. It was my Dad. I didn’t tell him about my experience; I didn’t want to (18) him. "Oh, I forgot to tell you!" He said, "I had a(n) (19) car key made and slipped it into your purse—just (20) you ever need it.

 

第(15)空应选择()

A.pushed

B.turned

C.tried

D.opened

题型:单项选择题

有关肩肘倒立——前滚成蹲立动作,下列说法正确的是()

A.仰卧时,向后倒肩、举腿、翻臀

B.倒肩时,先举腿,再翻臀

C.倒立时,两手撑腰的两侧

D.后倒肩时,同时举腿、翻臀

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