一、基础用法造句

1. The teacher asked us to say our homework before class.（老师要求我们先完成作业再上课。）

2. Please say "please" and "thank you" when you ask for help.（请在求助时说“请”和“谢谢”。）

3. The cat says "meow" every day.（猫每天都会“喵呜”叫。）

二、引申用法造句

4. It's said that the mountain is home to rare animals.（据说这座山是稀有动物的栖息地。）

5. The company says it will launch a new product next month.（公司称下月将推出新产品。）

6. The news says there was a traffic accident on the highway.（新闻报道高速公路发生交通事故。）

三、特殊结构造句

7. I can't help but say that the movie was amazing.（我禁不住说这部电影太棒了。）

8. The scientist says the experiment could change our lives.（科学家称该实验可能改变我们的生活。）

9. It's not uncommon to say that practice makes perfect.（常说熟能生巧。）

四、口语化表达

10. The weather says we'll have a sunny day today.（天气预报说今天会是晴天。）

11. I've got to say, your presentation was really good.（我得说，你的演讲非常棒。）

12. The song says "love is eternal," but I doubt it.（这首歌说“爱情永恒”，但我怀疑它。）

注：建议结合教材内容选择造句类型，七年级阶段重点掌握基础用法和简单引申用法。如需更复杂的结构，可参考教材配套练习或英语学习网站。