8)

2. I must buy a new one. 

3.I must wash it. 

4.I must go to the doctor. 

5. I must go to the post office. 

6. I must go to the barber's. 

7. I must tidy it up. 

8. I must go to the dentist's. 

9. I must wash them. 

10. I must lose weight. 

9)

1. I am the YOUNGEST person in my family. 

2. My brother is BUSIER than I am.

3. Mary is taller THAN her sister. 

4. Zhang is form China. She speaks CHINESE. 

5. Hanoi HAS a population of 2.5 million. 

6. London is SMALLER than Mexico city. 

7. She's my friend. She is from FRANCE. 

8. Is your kitchen BIGGER than my kitchen? 

9. How HIGH is Petronas Twin Tower? 

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8 .2. I must buy a new chair

3. I must wash my bicycle

4. I must go to the doctor

5. I must go to the post office. 

6. I must go to the barber's. 

7. I must tidy it up. 

8. I must go to the dentist's. 

9. I must wash them. 

10. I must lose weight.

9. 1. I'm the younger person in my family⇒I'm the youngest person in my family

    2. My brother is busyer than I am⇒My brother is busier than I am

    3. Mary is taller that her sister⇒Mary is taller than her sister

     4. Zhang is from China. She speaks China⇒ Zhang is from China. She speaks Chinese

     5. Ha Noi have a population of 2.6 milion⇒Ha Noi has a population of 2.6 milion

     6. London is smallest than Mexico city⇒London is smaller than Mexico city

     7.She's my friend. SHe's from French ⇒ .She's my friend. SHe's from Franch

     8. Is your kitchen biger than my kitchen⇒. Is your kitchen bigger than my kitchen

     9. How height is the PETRONAS Twin Towers?⇒How high is the PETRONAS Twin Towers?