I.

1) Nam and his classmates played soccer yesterday afternoon.

2) I love watching colorful little fish in the aquarium.

3) Do you like sewing?-Yes, it's a useful hobby. I can wear what I can make.

4) The beaches in Nha Trang are really wonderful.

5) What a lovely dress ! Did you make it yourself?

Part 3:

1. spent → send

2. weeks → week

3. less → fewer

4. going → to go

5. bought → buy

6. little → few

I

1. played

2. colorful

3. useful

4. wonderful

5. lovely

II

1. spent - spend

2. weeks - week

3. less - fewer

4. going - to go

5. bought - buy

6. and - with