死胎
A．妊娠20周后胎儿宫内死亡B．妊娠13～27周未分娩C．妊娠28～36+6周分娩D．妊娠24周胎儿宫内死亡E．妊娠42周后分娩
参考答案：A
After dinner, Mother asked Tom __________ his home work. [ ]
A. to go on
B. to get down to do
C. to get down to doing
D. to getting down to doing
什么是非货币性薪酬？
