丙型肝炎主要传播途径是( )
A．母婴传播
B．输血
C．日常生活接触
D．粪一口途径
E．性交
参考答案：B
(2012·福建，30)It is hard for the Greek government to get over the present difficulties ________ it gets more financial support from the European Union.
A．if
B．unless
C．because
D．since
小儿易受惊吓，原因主要是（）
A.肺脏娇嫩
B.脾常不足
C.肾常虚
D.心神怯弱
E.稚阴未长
