腓神经瘫痪的最常见原因是 ()
A．坐骨神经单神经病
B．作业性蹲坐
C．L神经根病
D．腓神经创伤
E．运动神经元病
参考答案：D
情系玉树大爱无疆，截至5月21日12时，青海玉树共接收国内外地震救灾捐赠
款物551300万元，将551300万元用科学记数法表示为__________万元．
用所给单词的适当形式填空。
1. We ___(play) football yesterday afternoon.
2. We should keep ___(diary)every day.
3. He invited me ___ (go) to a movie.
4. Do you know the girl ___ (name) Mary?
5. He wants her daughter ___(be) a nurse.
6. Our teachers told us (finish) homework on time.
