题目

看图片,判断句子是否正确。 (1) There is a mountain inthe picture. (2) Thereare many tall buildings in the picture. (3) There is a lake in thepicture. (4) There are many treesnear the village. (5) There are many birdsin the sky. 答案:正确 错误 错误 正确 错误甲乙两个硬盘的成本共1600元,甲按30%的利润定价,乙按40%的利润定价,甲按定价的90%出售,乙按定价的85%出售,供货的利润290元.那么甲的成本是______元.
英语 试题推荐