绒毛膜癌转移早且广泛，其主要转移途径是()
A．局部蔓延
B．淋巴转移
C．直接浸润
D．血行播散
E．腹腔种植
参考答案：D
I wanted to know a party this evening. [ ]
A. if there was going to have
B. if there is going to be
C. if there was going to be
发作性睡病的特征是_________、__________、_________和__________，往往在______发病。
