用spent on(后跟名词）,spent in(后跟动名词)各造三个句子谢谢急~

用spent on(后跟名词）,spent in(后跟动名词)各造三个句子谢谢急~ work hard 后跟名词用介词? world 后跟名词用单数还是复数? enough后跟 名词复数? some后跟什么名词 —Did you remember the days _we worked on the farm —Certainly .Especially the hard times_we spen后面的是：we spent together .横线上应该填when还是while?能说说为什么吗? be made of 后跟名词什么（复数?不可数?） enough后跟不可数名词吗 名词后跟形容词还是副词? “some”后跟名词还是形容词? about后跟名词还是形容词 because of后跟名词吗? spent on spent in spent of 形容词后在何时加to,for（后跟名词）例 It is important to sb.后跟to还是for i've got a lot on my mind.可以表达为I have a lot on my mind.have got 在口语中怎么用?请分别举例后跟动词和名词的两种情况. will 后跟动词 will be 后跟名词对吗? talent后跟介词是用in还是ontalent in还是talent on（在某方面有天赋） 高跟鞋的前跟用英语怎么说?还有后跟要英文的专用名词！