可引起腓总神经损伤的骨折是
A．肱骨干骨折B．肱骨髁上骨折C．腓骨干骨折D．腓骨小头骨折E．髌骨骨折
参考答案：D
—We'll go to the party to be held in Qinghai Grand Theater at 8 tonight. Could you join us?
—I'm afraid I can't. I ________ the holiday plan with my friends.
A．am discussing
B．have discussed
C．will be discussing
D．will have discussed
油品闪火的必要条件：混合气体中的（）含量必须达到一定（）范围。
