№6

Klara is taller than Salima

Enlik's dress is more nice than Kulpanai's

this bycicle is more expencive than my...

miras is shorter thaan artyom

marzhan is more happy than aisulu

№7

1 . the best

2. more clever

3. the most intelligent

4. the worst

5. more beatiful

6. the best

а вообще, изучите эту тему лучше, она легкая и понятная)))