急性肾炎水肿最早开始的部位是
A.眼睑
B.面部
C.腰部
D.胫前区
E.踝部
参考答案:A
In Great Britain it isn’t polite ______ from each other’s plate.
A.eat
B.to eat
C.eating
D.for eating
设复数z满足(1-i)z=2i,则z=( ).
A.-1+i
B.-1-I
C.1+i
D.1-i