考虑治疗措施时应首选
A．输血B．肾上腺皮质激素C．脾切除D．叶酸E．维生素B12
参考答案：C
解析：[解题思路] 脾切除对本病有显著疗效。
小题1:Who lost the backpack?
A．Kevin
B．Jenny
C．Peter
D．We don’t know.小题2:Whom(who的宾格) can you call to get the pencil case back(要回)?
D．We don’t know.小题3:What’s Peter’s telephone number?
A．8901782
B．8457298
C．8547298
D．8901728小题4:Is the pencil case Jenny’s?
A．Yes, it is.
B．No, it isn’t.
C．It’s Kevin’s.
D．It’s Peter’s.小题5:Whose dictionary is it?
A．Peter’s
B．Kevin’s
C．We don’t know.
D．Jenny’s
硝酸甘油、维拉帕米治疗心绞痛的共同作用是（）
A.增加心率
B.减慢心率
C.增强心肌收缩力
D.抑制心肌收缩力
E.降低室壁张力
