C

1. Is riding

2. Is sitting

3.Am playing

Chúc bạn học tốt

1. They went to bed when the programme finished.

2. It's a long time since I (last, có hay ko cx đc )called Ted.

3. Until when he arrive did she start cooking

Chúc bạn học tốt

Rõ hơn đk

C

1. I'm shorter than him / He is taller than me

2. His brother didn't drive as carelessly as him

3. This is the most delicious dish I have eaten

4. My sister is as old as me

Chúc bạn học tốt

5. Her sister is not as good at English as she

6. Tom is the most generous person I've met.

7. She doesn't work as hard as she used to

8. No boy in the class is as intelligent as Tom

1. Sisters                                  11.Tables

2. Brothers                               12.Men

3. Sons                                     13.Bags

4. Children                               14.Ladies

5. Teachers                              15.Students

6. Lorries                                  16.Aunts

7. Cats                                       17.Feet

8. Watches                                18.Daughters

9. Schools                                 19.Flowers    

10. Days                                    20.Women

Chúc bạn học tốt