建筑工人由高空跌落,容易发生()。
A.脊柱骨折
B.前臂骨折
C.下肢骨折
D.骨盆骨折
E.肱骨外科颈骨折
参考答案:A, B, C, D, E
– Let’s go and listen to Mr Smith’s talk on Western culture, shall we?
–_______ It’s getting to the end.
A.Why not?
B.That’s all right.
C.I’m afraid not.
D.Never mind.
妊娠前5个月胎儿身长(cm)计算公式为
A.月数×5 B.月数×4 C.月数×3 D.月数×2 E.月数平方