碘滴定法常用的标准溶液是（）溶液。滴定碘法常用的标准溶液是（）溶液。
参考答案：单质碘；Na2S2O3
Tom needs some help ______ his homework. Can you help ______? [ ]
A. to, he
B. with, him
C. to, his
D. with, his
某女，49岁。神识不清，语无伦次，声高有力，腹胀满，大便数日不通，为
A．外感热病，内扰神明B．外感风寒，内扰神明C．肝气郁结，内扰神明D．阳明实热，内扰神明E．痰湿壅肺，内扰神明
