利用人工生殖技术受胎,而出生的子女,一般称为()。
参考答案:人工生育子女
Thanks to _____, Martin Murray who used to be a problem child has changed a lot. [ ]
A. his father's love
B. his decision
C. his mother's love
D. his teachers' help
构造变动轻微的斜缓岩体,巷道恻压小于垂直压力。