问题
单项选择题
正常人脑脊液白细胞数为( )
A．＜10×106/L
B．＜15×106/L
C．＜20×106/L
D．＜25×106/L
E．＜30×106/L
答案
参考答案：A
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正常人脑脊液白细胞数为( )
A．＜10×106/L
B．＜15×106/L
C．＜20×106/L
D．＜25×106/L
E．＜30×106/L
参考答案：A
| 用方框中所给的短语填在适当的句子中。 | |
2. My brother _______ football. He often plays without having supper. 3. Can an elephant _______ 80 years? 4. Hanhan wrote his first novel _______ 17. 5. The young man may be very rude sometimes but _______ he is very kind. |