① Her dancing isn't as beautiful as yours. ※yours=your dancing
② Nothing is [as annoying as]/<more annoying than> having an electric power failure while watching your favorite TV program.
※[原級]<比較級>はどちらでもOK
③ The population of Kolkata is ten times as large as that of Nagasaki. ※that of Nagasaki=the population of Nagasaki
④ Few buildings are [as beautiful as]/<more beautiful than> the Taj Mahal. ※[原級]<比較級>はどちらでもOK
タージ・マハルほど美しい建物はほとんどない。/ タージ・マハルよりも美しい建物はほとんどない。
⑸ Some say no (other) building is as beautiful(形容詞・原級) as the Taj Mahal. ※positive form of the adjective:形容詞の原級
⑥ The Todaiji temple is twice as old(形容詞) as the Taj Mahal.
⑦ A goat is about the same size(名詞) as a sheep.
参考にしてください。