TheBentPyramidoutsideCairo__________ancientEgypt’sfirstattempttobuildasmooth-sidedpyramid.
A、hasbeenbelievedtohavebeenC
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What a nice day! How about the three of us _____ a walk in the park nearby.
_________, the most controversial candidate in the election campaign, he has been strongly criticized for his crude comments about women.
If a substance is dissolved in water or heated , it may ()a gas.
Modern()perhaps causes more problems than it solves.
Bread and butter()liked by Westerners.