1+1=2 是 one and one { is } 还是 { are } two 用哪个?

问 1+1=几?的时候 ,是 what {are} one and one ? ,还是 what {is} one and one ? 1+1=2 是 one and one { is } 还是 { are } two 用哪个? 有首歌one and one是什么歌? one and one is One And One 歌词 1,500,000（150万） 是one and half million还是one and a half million one and The boys in this town like to bully ( ).1)one and other; 2)one and the other; 3)each other; 4)one another.并请说明原因. A one pound and a half B one and a half pound 选哪个?且我们知道表达“一个半小时”可以有以下两种方式：1、one hour and a half 2、one and a half hour题目是The red shoes cost（ 1英尺 是one foot还是one feet? 1英尺是 one foot还是 one feet 1岁时,是 one years old 还是 one year old? 英语翻译1：one and a half apple2:one apple and a half第三种是什么 1,003,004是 one million and three thousand and four 这样读的吗 英语翻译十万零三千103,000 1 one hundred and three thousand.就完全正确吧.看到有人写了,one hundred thousand and three thousand.这种表示 是错误的吧?2 十万一千一百五,101,150这么说：one hundred【 and 】one thousa one and one-half percent是百分之几 when do one and one make there?这是IQ。 what is one and one?