哌甲酯属于哪类中枢兴奋药( )
A、大脑兴奋药A
暂无解析
YouarethemostdirectyoungwomanIhaveever_______.
Greatlyandpermanentlyaffectedbythe()experiences,Hemingwayformedhisownwritingstyle,togetherwithhisthemeandhero.
WhichofthefollowingisNOToneofthecontextclues?
凤霞从1966年被迫离开舞台，后来又因病不能登台，至今已经14年之久。
Inthe1960spopmusicunderwentarevolutionwhen________becameworldfamousandturnedtheirhometownofLiverpoolintoaplaceofpilgrimage.
