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【单选题】
SECTION 2 (10 points) Listen to the following short statements and then choose one of the answers that best fits the meaning of each statement. There are 10 questions in this section, 1 points for each question. You will hear the recording only ONCE. 听力原文：Starting over is out of the question. Which of the following is true according to the speaker?A.
There are some questions if we start over.
B.
We should do it again.
C.
It's impossible to do it again.
D.
We should start over.
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举一反三
【简答题】[A] neutral [B] brilliant [C] commonplace [D] promising
【单选题】某地 15 人接种某疫苗后抗体滴度为 1:20,1:40 , 1:80,1:160,1:320 最好用()描述其平均水平
A.
算数平均数
B.
几何均数
C.
中位数
D.
方差
【单选题】______, it is widely used in making flares and fireworks.
A.
as the brilliant white light that burning magnesium produces
B.
Because of the brilliant white light of burning magnesium
C.
The brilliant white light of burning magnesium
D.
Burning magnesium produces a brilliant white light
【单选题】为降低颅内压和防止颅内压突然增高,常采取的措施下列哪项不正确
A.
镇静、休息
B.
床头抬高15-30cm卧位
C.
输液量可不控制
D.
发热者给予降温
E.
应用脱水剂
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