-How did it ______ that all the flowers died? -I had forgotten to water them.
举一反三
- Not until all the fish died in the river ( ) how polluted the water was.
- Not until all the fish died in the river____________ how polluted the water was. A: did the people realize B: the people realize C: the people did realize D: didn't the people realize
- Not until all fish died in the river _________ how serious the pollution was. A: did the government realize B: the government realized C: the government did realize D: had the governemnt realized
- Did Tom tell you to water the flowers? He did，and _____________.
- How did the men get their water supply at the South Pole A: [A] They dug out clean snow. B: They depended on ships to bring them water supply. C: They depended on planes to bring them water supply.