某山谷在冬季有斑蝶类聚集过冬的情形。其中有数种青斑蝶，其幼虫以多种有毒植物为食，其毒素也在其体内积累。在同一栖息地还生存有一种斑风蝶，其斑纹与青斑蝶相似，但幼虫则以无毒植物为食。下列是某学生对青斑蝶和斑凤蝶的观察结果，错误的是（）。 ["青斑蝶的数量少于斑凤蝶","青斑蝶和斑凤蝶飞翔缓慢","各种青斑蝶会因相互拟态而彼此斑纹相似","青斑蝶色彩鲜艳"]
The bilge main is arranged to drain any watertight compartment （） ballast, oil or water tanks and to discharge the contents overboard. ["rather than","other than","in addition that","except for"]
为什么要在交换5分钟后开始测量温度？
Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy. ["shall","should","may","would"]
花づくりはわたしに（）一番の楽しみである。 ["ついて","たいして","とって","つれて"]
单置调车信号机处设几个进路选择继电器？各在何时励磁？
