Itisnecessarythatthestudents____moreexcercisestodo.
Ithappenedinfrontofafruitandvegetable____inmyneighborhood.
Thecompositionscontainedsofewerrorsthattheteachergotthestudents_____oneanother’spapers.
Theeldestchildisthoroughly（）becausetheyalwaysgivehimwhateverhewant.
一女性患者，50岁.有风湿性关节炎史，现心悸不安，胸闷不舒，心痛时作，舌质紫暗，脉涩，其治疗应选用
