二、依刑事訴訟法第 159 條第1項規定,何謂傳聞證據?另依刑事訴訟法第 159 條之1規定,傳聞證據例外可以採為審判上證據使用之情形為何?【20分】

1. A. What tests could you perform to distinguish between the following pairs of compounds? (4%) a. CH3CH2CH2CH3, CH2=CHCH2CH3 b. CH3CH2CH2COOH, CH3CH2C(O)CH3 (2-butanone) c. CH3CH2CH2OH, CH3C(O)CH3 (acetone) d. CH3CH2NH2, CH3OCH3