急性血吸虫病最常见的异位损害是
A．肺
B．脾脏
C．皮肤
D．胰腺
E．腹膜
参考答案：A
神经细胞动作电位的上升相，膜发生
A．去极化B．超极化C．复极化D．反极化
—What can I do for you?
—I’d like to buy a computer for my son, ______ at a good price but of great quality．
A．that
B．one
C．which
D．the one
