鼻出血部位大多在（ ）
A．鼻腔上壁
B．鼻腔下壁
C．鼻中隔
D．鼻腔外壁
E．鼻腔顶壁
参考答案：C
Why didn’t I do the job().
A.Because it would be too time-consuming.
B.Because I wanted to do it myself.
C.Because nobody had done it before.
D.Because nobody joined me.
血浆各种脂蛋白中，按它们所含胆固醇及其酯的量从多到少的排列顺序是
A．CM，VLDL，LDL，HDLB．HDL，LDL，VLDL，CMC．LDL，HDL，VLDL，CMD．VLDL，LDL，HDL，CME．LDL．VLDL，HDL，CM
