— Do you know if Daniel fishing tomorrow afternoon? — I’m not sure. But if he go, I won’t go, either. A. goes, won’t B. goes, doesn’t C. will go, doesn’t D. will go, won’t 答案:C
某气态烃A,1 mol能与2 mol HCl完全加成生成B,B上的氢原子被Cl原子完全取代需要8 mol Cl2,则A可能是:( ) A、丙炔 B、2-丁炔 C、2-丁烯 D、2-甲基丙烯