1 . 据预测，随着科技的发展，智能家居将逐渐走进人们的生活。 智能家居将保障我们的安全，为我们提供便利，帮我们创造环境友好型并节能的居住环境。
________________ with the development of science and technology, smart homes will gradually enter people’s life,________________, provide us with convenience and comfort, and help us ________________.

3 . I had great passion for a well-shaped body, and it drove me to change my lifestyle. (用定语从句改写)
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4 . 1986年美国“挑战者号”航天飞机发生解体，机上7名机组人员丧命，给人类太空探索蒙上了阴影。(现在分词短语作结果状语＋非限制性定语从句)
In 1986, the U. S. space shuttle Challenger disintegrated, ________________.

5 . 努力建立自信，这会给你带来意外惊喜。(定语从句)
Work on building up your confidence, ________.

6 . 西安是一个极为美丽的地方，它使东方迷人的艺术和文化充满了生机。(定语从句)
Xi’an is a wonderland, ________________.

7 . 经过慎重考虑，我决定推荐拥有辉煌历史的西安。(定语从句)
After careful consideration, I have determined to recommend Xi’an, ________________．

8 . 古埃及属于世界四大文明古国，其金字塔是世界八大建筑奇迹之一。(定语从句)
Ancient Egypt belongs to ________________ in the world, ________________ in the world.

9 . They arrived at an old church. A big crowd of people stood in front of the old church.
→They arrived at an old church, ________________. (含有定语从句的倒装句)

10 . 此外，海洋还是自然资源的宝贵来源，其中一些对我们来说完全是新的资源。
Furthermore, the oceans are a valuable source of natural resources, ________________.