----–What do you think of my answer to the questions? ----–Sorry. What's that？I ______ about something else. A．thought B．have thought C．am think
George has stolen some money．The police had caught him and he had been put in prison．Now his trial was about to begin, and he felt sure that he would be found guilty and sent to prison for a long
二硫基丙醇是医疗上用于治疗砷中毒的药物，化学式为C3H8S2O，可进行肌肉注射或静脉注射。下列关于C3H8S2O的说法正确的是( ) A．二硫基丙醇是有机物 B
等腰△ABC两边分别为2cm和3 cm,则它的周长为 cm.
有一山坡倾斜角为30°，若在斜坡平面内沿着一条与斜坡线成45°角的直路前进了100米，则升高了 米．
My parents don’t mind what job I do ________I am happy. A. even though B. as long as C. as soon as D. as though
下列糖类化合物中，不能水解的是 A．脱氧核糖 B．乳糖 C．肝糖元 D．淀粉
，其中
2。
，
；