【单选题】He speaks English ____ an American, so we that he stayed in America for many years.
【简答题】( )、( )、( )和( )是生命的基本特征。
【简答题】¿Cuántos idiomas (hablar) ________ en este país? ¿Cómo (decir) ________ esto en español? Desde aquí (ver) ________ muchos edificios altos. Por favor, ¿aquí (poder) _______ tomar fotos? No quiero segui...
【单选题】During the diesel engine running, the water level of F.W. expansion tank should normally kept at the _____ level of glass tube.
【判断题】室内环境不属于《环境保护法》规定的“环境”。
【单选题】He speaks English _____ an American, so we all think he stays in America for many years. [ ]
【单选题】He speaks English _______ an American, so we all believe that he has stayed in America for many years. [ ]
【单选题】She speaks English an American, so we all believe that she has stayed in America for many years.