We must study hard in order to serve for the people better i

We must study hard for the people We must study hard for the people. In order to catch up with my classmates.I must study hard. We must serve the people.serve后用加介词吗? In order to catch up with the others I must study hardera什么意 must do best to serve the people “In the last year,I must hard to study English”这话哪错了? In fact( )is a hard job for the police to keep order in an i In order to i_____ your English,you must study hard.翻译这句子 Exactly!We should study hard in order to get a good job in t We must study hard,and___,we must believe in ourselves We are studying hard in order to make great p____inour study