【１７】評論
Amphibians are cold-bloodedanimals whose temperature varies with their surroundings, and most of such animals lay eggs in either water or in a moist place.兩棲動物是冷血動物，它們的溫度會隨著周圍環境的變化而變化，而且大多數此類動物都會在水中或潮濕的地方產卵。D錯誤，應改為either in water or in a moist place考點:either ...or...(對等連接詞)1.Either you or your friend has to be responsible for this. 不是你就是你的朋友必須為此負責。2. He is either at home or at the office. 他不是在家就是在辦公室。3. Either answer my question directly, or shut up. 要麼直接回答我的問題，否則就閉嘴。