估计胎儿生长发育，与下列哪项无关
A．宫高
B．胎儿股骨长度
C．胎儿胸围
D．胎儿双顶径
E．胎儿腹围
参考答案：C
I'd appreciate ____ if you would like to teach me how to use the computer.
[ ]
A. that
B. it
C. this
D. you
