I must work hard ___a student 填哪个介词?

I must work hard 是什么意思 At work,I must work hard To finish the job is ___ .You must ___ .A.hard work;hard workB.work hard:work hardC.hard work:work harkD.a hard work;work hard We must ( )(work)hard. I must work hard ___a student 填哪个介词? I know deeply,must continue to work hard.中文翻译! Plentig tree is_____.I must help you.A hard work B a hard work you must ___ hard when you are doing a _____填work或者job for you,for me,for our future---you must work hard ,I must study hard中文是什么这些英文是什么 I am w_____ in Chinese.I must work hard at it. I'm not good at G_______,so i must work hard. A：I agree that you are the reporter.B:Thanks,I think I must work hard and write more ___根据上下文填空,我的答案是reports书上的答案是articles请问我的答案对吗, 句型转换 1.Lily works hard.I work hard too.(合并为一句) I work ___ ___ ___ Lily.2.I a句型转换1.Lily works hard.I work hard too.(合并为一句)I work ___ ___ ___ Lily.2.I am a little heavier than her.(改为同义句)She is a little___ 14.I must work hard to achieve my ambition.同义句 You must work hard ,i'm waiting for you ,remember our oath :love you forever Work hard.I am sure you must have a good 填什么?to win. We must work hard together是什么意思 Umbrella children must work hard to run.