secondary school in the US usually covers seven years,grades

secondary school in the US usually covers seven years,grades Secondary school in the US usually covers seven years ,grade school in the Us usually ----------{cover]seven year s 填什么 The students in Beijing Sunshine Secondary School have some This is the school ____I worked seven years ago.A.in which we are in the same school,but in different grades.“grades”为什 Our school head teacher usually gives us a speech in the p__ Are you satisfied with the grades you received in school? in the morning,he usually h_____to school Hello,my name is Peter.I study at a secondary school in the 填介词 Students usually go to school at ___ seven o'clock in Ch We are in the same school,but in different grades.A:Do you h