The light bulb__________ __________by Edison many years ago.
[单选题]Few men,____________,can make so many inventions as Edison.A.if everB.if at
[单选题]By the year 2060,the earth _____twice as many people as it is today.A.will
[单选题]What rhetoric device is used in the sentence \"Many hands make light work\"
[单选题]Do you know Edison wore many caps during his life? First he was just a poor
[单选题]Do you know Edison wore many caps during his life? First he was just a poor
[单选题]Do you know Edison wore many caps during his life? First he was just a poor
[单选题]Do you know Edison wore many caps during his life? First he was just a poor
[单选题]Do you know Edison wore many caps during his life? First he was just a poor
[单选题]If $5,000 is invested in a fund offering a rate of return of 12% per year,
[试题]() switching was invented in the late 1960s for data communications.A.Frame B.Link C.Packet D.Line