1. shortest ,most beautiful

0. It's the ……….(short) day of the year.  It's the ………………………… (beautiful) building in the world. 
1. That was the ____most funny______ (funny) film I've ever seen. 
2. It was the _______most horrible_______(horrible) feeling I've ever had. 
3. Have you read her ______rencently________(recent) book? 
4. It's the ___________largest____(large) company in the country. 
5. It was the _______most boring________(boring) speech I've ever heard. 
6. You've got the _____farest__________(far) to travel. 
7. That's the _______most helpful______(helpful) idea so far. 
8. The factory uses the ____most morden____________ (modern) production methods. 
9. This is the _________earliest_________(early) I've ever got up. 
10. It was the ________worst________(sad) day of my life.

1. isn't it

2. aren't they

3. doesn't it

4 .can't you

5. hasn't it

6. didn't she

7 .wouldn't you

8. weren't they

9. aren't there

10. doesn't he

11. couldn't they

12. won't you

13. haven't they

14. won't there

15. didn't he

So sánh: √6-√5 với √7-√6

√6-√5 = 0,213 (xấp xỉ)

√7-√6 = 0,196 (xấp xỉ)

=> ta có √6-√5    > √7-√6

Thủy ngân là một kim loại ở dạng lỏng ở nhiệt độ 25^oC

Chi tiết : Hống hách  với dế trũi, run sợ với bác xén tóc, kiêu căng với những người yếu thế , vv....