【单选题】________ students are in the classroom. [ ]
【单选题】计算机中的字节是个常用单位,它的英文名字是
【单选题】It's a rule for all the students to _____ their places ahead of 5 minutes waiting for the class to be started.
【单选题】The rule required that all of us ______ at the office by two o’clock.
【多选题】十八大提出到2020年全面建成小康社会的奋斗目标,其具体要求是( )
【简答题】All of us think that you have committed a/an ______ against the rule.