①你看，蝴蝶那翩翩起舞的样子，多么像在欢迎前来参观的客人呀！（改为反问句）

②那么多的钱，你还不清呀！（改为反问句）

③蝴蝶在花丛中跳舞。（照样子写一句话）

下列关于不同动物结构与其生活环境相适应的叙述，其中错误的是（    ）

在研究摩擦力的实验中，用弹簧测力计水平拉一放在水平桌面上的木块，木块运动状态及弹簧测力计的读数如下表所示（每次实验时，木块与桌面的接触面相同）则由此表分析可知（　　）

根据下列句子所给的汉语注释，写出单词的正确形式，使句子意思完整。每空只填一词。

1. Can you find Hepu on the ____ (地图) of Guangxi?

2.–-What does your aunt look like?

  ---She's of medium build, and she has long____ (头发).

3.---Which of the two T-shirts do you like better?

  ---The____ (黄色的) one.

4. My uncle goes fishing to relax every____ (星期天).

5. She began to learn to ____ (做饭) when she was eight years old.

6. When I'm down or tired, I ____ (更喜欢) movies that can cheer me up.

7. The geography teacher tells us that the Caspian Sea is 1,025 meters ____ (深的).

8. The boy who is often absent from classes will ____ (不及格) his exams this time.

9. Hangzhou is____ (广泛地) known for the West Lake and Longjing Tea.

10. There are over ____ (三十) new words in Unit 3 and I've already memorized all of them.