1 . 用现在分词合并
30% of us think sea exploration is not worthwhile.
They hold the opinion that it will pollute the sea.

2 . 最后也很重要的是，在你的闲暇时间里，你可以参加各种各样的课外活动，从打篮球到表演节目不等。(various; vary from...to...)
Last but not least, in your spare time, you can participate in _________.

3 . 我的老师们帮助我调整了我的学习方法，使我在班里排名靠前。(现在分词短语作状语) （汉译英）

4 . 现在分词短语作结果状语
These chemicals led to severe water quality issues, __________________.
这些化学物质导致了严重的水质问题，造成了鱼类物种数量的减少。

5 . 得知你打算辍学，我写信说服你不要放弃你的学业。(give up) (汉译英)

6 . 同学们都聚集在跑道上，为他欢呼。
Classmates all appeared on the racing track, ________________.

7 . According to a survey, more than half of Chinese students are short­sighted, which ranks first in the world.
→According to a survey, more than half of Chinese students are short­sighted, ________.(非谓语动词短语作状语)

8 . In addition, the Yangtze River, ________(extend) as long as about 6,000 kilometers, can provide different kinds of splendid landscapes for visitors. (所给词的适当形式填空)

9 . 现在分词短语作后置定语
Others wanted paintings ____________ from mythology.
另一些人则希望绘画能展示重要的历史事件或神话故事。

10 . 代表我们学校，我非常高兴告诉你们有关即将到来的排球比赛的一些事宜。
_________, I’m glad to tell you something about the coming volleyball game.