chuyên cac danh tu sau sang so nhieu

1.an egg ->..............

2.a car ->................

3.a car ->............... 10.a tomato ->................

4.an orange ->............ 11.a leaf ->...............

5.a house ->................ 12.a wife ->................

6.a student ->.................... 13.a country ->.............

7.a class ->.................. 14.a policeman ->...........

8.a box ->................ 15.a bamboo ->..................

9.a watch ->............ 16.an goose ->......................

ENGLISH 8: WORD FORM

1. Beauty (n) => beautiful (a) => beautifully (adv).

2. Curl (n) => ... (a).

3. Social (n) => ... (a).

4. Differ (v) => different (a) => ... (n).

5. Luck (n) => lucky (a) => ... (adv) => unlucky (a) => ... (adv).

6. Extreme (a) => ... (adv).

7. Kind (a) => ... (adv).

8. Reserve (v) => ... (a).

9. Orphan (n) => ... (n).

10. Peace (n) => ... (a).

11. Humor (n) => ... (a) => sense of ... (n).

12.Love (v) => ... (a).

13.Friend (n) => ... (a) => friendliness (n).

14. Happy (a) => ... (adv) => ... (n).

15. Help (v) => ... (a).

(Còn tiếp)

Nhớ làm nhé!

Các bạn giúp mình các bài sau nhé :
1.Cho a,b,c > 0 ; \(a^2+b^2+c^2=3\).Chứng minh: \(\dfrac{a}{\sqrt{b}}+\dfrac{a}{\sqrt{b}}+\dfrac{c}{\sqrt{a}}\)\(\dfrac{a}{\sqrt{ab+b^2}}\ge\dfrac{3\sqrt{2}}{2}\)
3.Cho a,b,c >0; \(\sqrt{a}+\sqrt{b}+\sqrt{c=1}\).Chứng minh: \(\dfrac{a^2+bc}{a\sqrt{b+c}}\ge\sqrt{2}\)