《道德经》是中国古代伟大的哲学家和思想家（）的著作，是一部充满了智慧的哲学典。 ["庄子","老子","韩非子","孔子"]
叙述治疗耳部疾病的咽鼓管自行吹张法。
用外指示剂法指示亚硝酸钠滴定法的终点，所用的外指示剂为（）。 ["甲基红-溴甲酚绿指示剂","淀粉指示剂","酚酞","甲基橙","以上都不对"]
在以下支付方式中，最有利于进口方的是（）。 ["信用证","D\/P即期","D\/P远期","D\/A"]
New Zealand is situated about 1, 500 km （） ["north-west of Australia ","south-east of Australia","north-east of Australia ","south-west of Australia"]
如何认识和看待对外开放所带来的资本主义消极因素的影响？怎样防止和克服这些影响？
