Thedoctorsare________abouttheguidelinesunderwhichtheycancarryouteuthanasia.
B
本题考查的是短语区分。 A.不休息地，连续地; B.不知所措，茫然，不了解; C.任意的，随便的; D.最后，终于。句意：医生们不了解执行安乐死的准则。
Howmanypartsdoesascienceandtechnologypaperconsistof?Whatarethey?
Tounderstandthesentence,youshouldanalyzeitsparts________.
Howmanyformscanarticlesberoughlydividedinto?whatarethey?
句子写作：Youalwaysremainavictim
句子写作：Thepianoplayerbegantosingloudly.
