葡萄胎主要的病理变化是______________、______________和____________________。
参考答案:滋养细胞增生;绒毛间质水肿;间质内血管消失
------Have you got used to the Chinese food, Robert?
------Yes, but I don't like ________ when a Chinese host keeps serving me the food I don't like.
A.this
B.that
C.those
D.it
化纤制船用舷梯