Don’t worry about the news broadcast just now. It _____ on TV again at seven o'clock sharp this evening. A.has been B. had been C. was D. will be 答案:D2011年第一季度中国手机浏览器用户达298220000人,比前一年第一季度的人数增长13.53%,298220000读作________,13.53%读作________,298220000改写成以“亿”为单位的数是________,省略亿后面的尾数约是________亿.