绝经期妇女宫颈癌的早期典型临床症状是
A．腹痛B．接触性出血C．绝经后 * * 出血D．大量血性腥臭白带E．下肢水肿
参考答案：B
It's 10 o'clock. It's time _____________ go to school.[ ]
A. to
B. for
C. of
体温测量误差的常见原因是什么？
