half students和half of the students有什么区别

half students和half of the students有什么区别 half Half half in half ,at half,by half的区别和用法 Half后面可不可以连用of,如half of students half of students为啥不说a half of full canvased,half canvased,和 half half of the students翻译成中文 around half of all full time students half hour =half an hour half hour half an hour 的意思有和区别? roll half .motor half half whie,half Half-raw,half-ripe 什么是“half and half” half past hour和half to hour的区别 Well begun half done Well begun 和 half done half an hour 和a half hour有什么区别?