构成大脑白质的纤维有()
A.连合纤维
B.固有纤维
C.联络纤维
D.投射纤维
E.边缘系统
参考答案:A, C, D
患儿,22个月。发热急骤,持续10天,微恶风,目赤咽红,躯干皮疹,偶咳,脉浮数。治疗宜选方()
A.泻心汤
B.生脉饮
C.银翘散
D.沙参麦冬汤
E.麻杏石甘汤
He is only too ready to help others, seldom, _____, refusing them when they turn to him.
A.if not
B. if ever
C.if any
D.if so