The ARPANET was an experimental network that was converted into an operational one in 1975 after it had proven to be a success.
举一反三
- He ______ his old car for a new one as soon as he had won the prize. A: replaced B: converted C: exchanged D: interchanged
- Hard work __________ success. Success __________ hard work.
- A convertible bond with conversion ratio of 5:1 means______________ A: Five convertible bonds can be converted into one common stock B: One convertible bond can be converted into five common stocks C: Five convertible bonds can be converted into one corporate bonds D: One convertible bond can be converted into five corporate bonds
- After one year’s training, they had no trouble in passing the national (enter) ______exams.
- In order to achieve success, one had better start immediately rather than set dates for his/her efforts. .