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问题
单项选择题
在外周神经内,主要由神经细胞的细胞体聚集而形成的结构称为().
A.神经核
B.皮质
C.灰质
D.神经节
答案
参考答案:D
补全对话,情景问答
选择合适的答句。
( ) 1. Happy Women's Day!
( ) 2. Nice to meet you.
( ) 3. I'm sorry.
( ) 4. Where are you from?
( ) 5. Are you a student?
( ) 6. What's your name?
A. It's OK.
B. No, I'm a teacher.
C. Nice to meet you, too.
D. Thank you.
E. My name is Jack.
F. I'm from China.
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单项选择题
FJ44发动机的函道比是()
A、4:1
B、3.3:1
C、2.9:1
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