关于人体试验的第一个伦理学文献是
A、《赫尔辛基宣言》B
暂无解析
社会总产品在实物形式上由（）
Nowthatyouknowallthefacts，youcanmakeaninformed___(choose).
Beinga________(high)motivatedlauguagelearner,hetakeseveryopportunitytoimprovehisEnglish
Herfatherleftherallhismoneywhenhedied,whichmadeherfinancially_(dependent)
Ifyouhadbeeninbetterhealth,we___(allow)youtojointheminthework.
