阅读下面材料，在空白处按要求填入适当的单词或括号内单词的正确形式。每空1个单词。

    Dream House in California is not a house for only one or two children. It's a house for many ____(kid). It's a family. It's the future.

    Imagine____(live) in a hospital for many years because of illness. Imagine that one stays in a cold street____(连词) there is no other place to stay. These children need help. ____（代词）need Dream House.

    Many years ago, a little girl named Collin Rose____(decide) that when she grew up, she would offer a warm home____(介词) those sick and homeless children. When she grew up, she became____(冠词)  nurse and made her dream come true. In November 2003, Collin Rose set up Dream House.

    Collin Rose's efforts have____(encourage) many people to help sick and homeless children.

    "Every child should have a happy childhood. We may help make these children's lives____  (good) than before. Your small help may____(great) change their lives. No help is too small." Collin Rose said.

选修4-4：坐标系与参数方程

在直角坐标系xOy中，曲线C₁的参数方程为 $\{\begin{array}{c}x=1+\cos \alpha \\ y=\sin \alpha \end{array}$ （α为参数，﹣π＜α＜0），曲线C₂的参数方程为 $\{\begin{array}{c}x=\frac{1}{2}-\frac{\sqrt{3}}{2}t\\ y=5+\sqrt{3}t\end{array}$ （t为参数），以O为极点，x轴的正半轴为极轴建立极坐标系．

阅读材料，回答问题：

【编制年代尺】

【收集史料】

B组图片是一艘沉浸在广东阳江附近海域的宋代商船，被命名为“南海一号”，是世界上发现的海上沉船中年代最早、船体最大、保存最完整的远洋贸易商船。2007年打捞出来，船内发现大量金银铜铁瓷器类珍贵文物，“南海一号”及所载文物现存于广东省海上丝绸之路博物馆。

【论从史出】