make efforts与make an effort的区别是什么

make efforts与make an effort的区别是什么 make great efforts make unremitting efforts make a rduous efforts make all effort 还是efforts? make great efforts的同义词 make great efforts的同义词 make efforts to怎么用 make an make efforts/an effort to do和in a common effort的中文 i have fallen behind in my study,so i have got to___A.make an effort B.make efforts C.study hard D.make effort make persistant efforts to reach the make effort to/ make efforts to 哪个对? make effort to/ make efforts to 哪个对? 是make many efforts 还是 make much effors 请选出答案并解释一下下题中make an attempt to do 和make an efforts to do的区别..He made an____to solve the problem,but failed again.A.attempt B.efforts C.development D.experience __,i think and all the prblems could be solvedA if you make more efforts B making more effortsc make more efforts D you could make more efforts make an appointment with sb. 与make an appointment有什么区别?