正常成年人股骨颈前倾角为()
A.5°~10°
B.10°~12°
C.12°~15°
D.15°~18°
E.20°~25°
参考答案:C
解析:正常成年人股骨颈前倾角为12°~15°。
All teachers received warmest congratulations on Teachers’ Day. They felt ________.
A.an honour that they were teachers
B.that they were teachers an honour
C.it an honour when they were teachers
D.it an honour that they were teachers
生产经营假劣种子将受到怎样处罚?