V. 

1. collection (n) : sự sưu tập 

2. birdwatcher (n) : người nghiên cứu về sự sống của loài chim

3. photographer (n) : người chụp ảnh)

4. interesting (adj) : thú vị

5. carving (n) : chạm khắc

6. acitivity (n) : sự hoạt động 

7. unusual (adj) : bất thường 

8. creative (adj) : sáng tạo

VI.

1. classmates -> classmate

2. are -> is

3. good -> well

4. to ride -> riding

5. in -> to

6. do -> will

7. doing -> going

8. think -> find

VII.

1. b

2. e

3. a

4. c

5. g

6. h

7. f

8. d

V.

1. collection

2. birdwatcher

3. photographer

4. interesting

5. carving

6. acitivity

7. unusual

8. creative

VI.

1. classmates -> classmate

2. are -> is

3. good -> well

4. to ride -> riding

5. in -> to

6. do -> will

7. doing -> going

8. think -> find

VII.

1. b

2. e

3. a

4. c

5. g

6. h

7. f

8. d