【单选题】The field research will take Luffy and Steven about two weeks; it will be a long time _______ we _______ again.
【简答题】Steven Jobs, the CEO of Apple, was not a good student when he was in school. At that time, he always got into trouble with his schoolmates. When he went to college, he didn’t change a lot. Then he dro...
【单选题】After retirement, Steven ________ painting, which he had always loved but had not had time for. [ ]
【简答题】Steven Jobs, the designer of Apple Computer, was not clever when he was in school. At that time, he was not a good student and he always made troubles with his schoolmates. When he went into college, ...
【判断题】在链传动设计中,链节数通常选偶数,而链轮齿数选奇数。
【单选题】女儿墙上预留过水孔尺寸有矛盾的图纸是( )。