The boy spent only thirty doing it.A.second,secondsB.two,secondsC.Second,two
His name is Tony Green. His __________ is Tony.
--- What color is the map? --- ________________.
Which of the following is short(缩写) for “重要人物”?
---Sit down, please! . ---_______________.
--- ___________________? --- -K-E-Y, key.