题目

根据句意及汉语提示，写出各单词的正确形式，每空填一词．【1】-How much time do you need to carry on with the project？-Another______（四）days．【2】Do you know what the exact______（人口） of China is？【3】Finally， we managed to hand out all the 1，000posters______（凭借） others’ help．【4】Miss Gao can always come up with______（幽默的） ideas to make her classes lively． 求直线x＋y＝5在矩阵 对应的变换作用下得到的图形．