中国大学MOOC: Last year, customers ______ (buy)a total of 90 million iPods and 2 billion songsfrom the iTunes store.
举一反三
- Last year, a certain public transportation system sold an average (arithmetic mean) of 41,000 tickets per day on weekdays (Monday through Friday) and an average of 18,000 tickets per day on Saturday and Sunday. Which of the following is closest to the total number of tickets sold last year A: 1 million B: 1.25 million C: 10 million D: 12.5 million E: (E) 125 million
- 2) The total trade volume of this year in Yiwu has reached over 800 million US dollars.
- Last year profits rose____ million dollars.
- 中国大学MOOC: Recently, I _____ a Gap store to buy a pair of jeans.
- Last year (good) _______________and services worth $93 billion were brought online.