Some students become worried because they_____study very hard and get high grades.A can B may Cshould Dhave to为什么是C而不是D,说下理由,帮我区别一下它们两个!

阅读短文 Young people can have problens with their minds.Some students become worried because some students were late some students were late some （ ）students (china) 英语翻译Mobile phone has become a problem for middle schools.Some middle schools in Australia have banned(禁止) students from carrying mobile phones during school hours.Mobile phone use among children has become a problem for the school this ye Mobile phone has become a problem for middle schools.Some middle schools in Australia have banned students from carrying mobile phones during school hours.Mobile phone use among children has become a problem for the school this year.Several children 英语阅读理解.Mobile phone has become a problem for middle schools.Some middle schools in Australiahave banned(禁止) students from carrying mobile phones during school hours.Mobile phone use among children has become a problem for the schools some students与many students一样吗? Some things once they become habits some basketball players have become rich Some students [ ] in the classroom here (be) some students' homework 英语翻译Mr.Manning (Bob Manning) my teacher asked me if you could spread the word that American students are sending you guys emails hoping to become PenPals.Only a couple people in our class have gotta some replies back. 英语翻译My achievements：1.Organizational skills and leadership skills.I organized the students to make some social surveys in this summer vacation and recorded radio programs by myself (在广播电台录制节目)2.Roller skating.I have become Some students become worried because they_____study very hard and get high grades.A can B may Cshould Dhave to为什么是C而不是D,说下理由,帮我区别一下它们两个! 青出于蓝胜于蓝 的英文 是 the students has become the master 还是the students is become the master? 帮忙翻译一下这篇文章..(不要用机器来翻,这个我也会!)Nowadays, it has become as common in colleges and universities for students to grade teachers as for teachers to grade students. In some universities students’ rating has even 英语改错!达人来!Hiking has become popular in China during recent years,and more and more people become hikers,who are calling Donkey Friends（驴友）in Chinese．A discussion about hiking has held in our class．Some students think that hik