How are you? I 1)………………..(need) your help! Our teacher 2)…………..(just/give) us an assignment for Monday about the difference between dolphins and porpoises. I 3)………………..(never/heard) about it before. I 4)…………………(read) articles on the Internet for hours, but there is so much information! Mum told me that you 5)…………….(work) as a marine biologist for years before you became the director of the aquarium, and you 6)…………(do) some research on this subject. Do you mind answering a few of my questions? 7)……..(you/know) if porpoises communicate with sound like dolphins do? Also, while I 8)………………(watch) a video yesterday, I 9)……………(notice) that the porpoises don’t have a long rostrum. Is this true of all porpoise species? The narrator might have mentioned it, but I 10)……………….(research) about cetaceans all day and I felt so tired by 11 pm that I couldn’t pay attention!

Infinitive :

1. We went home to meet my other friends.

2.  It is hard to do math.

3. What do you want to do in the future?

4. I would like to help you.

5. It is good to do sports.

6. My mum wants to clean my room.

7.  She wants to go for a walk by muself.

8. I read in english to learn new words.

Gerund :

9. She enjoy going shopping by herself.

10.  I am good at plaing tennis.

11. Doing tests is hard for me.

12. Mark loves drawing animals.

13. They couldnt go skiing this winter

14. Jake hates swimming in the sea.

15. Riding a house is really difficult

Объяснение:

Infinitive :

1. We went home to meet my other friends.

2.  It is hard to do math.

3. What do you want to do in the future?

4. I would like to help you.

5. It is good to do sports.

6. My mum wants to clean my room.

7.  She wants to go for a walk by muself.

8. I read in english to learn new words.

Gerund :

9. She enjoy going shopping by herself.

10.  I am good at plaing tennis.

11. Doing tests is hard for me.

12. Mark loves drawing animals.

13. They couldnt go skiing this winter

14. Jake hates swimming in the sea.

15. Riding a house is really difficult

Объяснение: