题目

已知a，b满足方程组，则a＋b的值为(   ) A．－4       B．4        C．－2        D．2 答案：B阅读图表，从每题所给的A 、B、 C三个选项中，选出最佳答案回答问题或完成句子. Bubugao StoreClothes(yuan /each?)(每个)ColorPriceTrousersBlack, brown, yellow60SkirtsRed, green, white, blue50T-shirtsRed, purple, white, yellow30JacketsBlack, red, blue, green, brown100Place: Shuangyong Road, Shaoyang 1.If you have 120 yuan, you can buy _____ pair(s) of trousers.A. one. B. two. C. three.2. Linda can’t find ________ skirts in the store.A. Green. B. Blue. C. yellow.3.How much is one jacket in this store?A. 100 yuan. B. 60 yuan. C. 50 yuan.4.What’s the name of the store?A. Shaoyang. B. Shuangyong. C. Bubugao.5.Which of the following is NOT true?A. T-shirts are in four colors in the store.B. Trousers are the most expensive（最贵的）clothes in the store.C.Bubugao Store is on Shuangyong Road, Shaoyang.