【单选题】汽车制动时,不会影响制动力的大小的是( )。
【单选题】It is said that two ________ students are going to have the Listening Contest this weekend.
【判断题】Weirdo means something that has no way out.
【判断题】醇、饱和烃和胺等的分子离子峰较弱,芳香族化合物的分子离子峰较强。
【多选题】后驱汽车在弯道使用发动机制动时,地面作用给轮胎的切向力对轮胎侧偏角和操纵稳定性的影响,正确的是:
【单选题】It is said that two___would come to the village.
【判断题】蛋白质分子净电荷为零时的溶液pH值是该蛋白质的等电点。