1. Can I take the message? → Would you like? * wait
2. I don't know the way to the post office. Can you help me? → Would you like ? *
3. Can you pass me the jar beside the cook? → Can you pass me ? *
4. My mother is going to buy a new washing machine. She wants to replace the old one. → My mother is . *

(i have typed what should be in gaps only)

1.to give that message to me

2.to guide me to the post office

3.the jar beside the cook

4.going to replace the old washing machine by buying a new one

Explanation:

THATS IT!

the correct answer is a. how to make proposal that works.

indeed, the register is quite formal and the tone is especially objective as it avoids the use of the first and second person singular (i, you) and opts instead for the third person plural which is more impersonal and focuses on the data and the argument that is being developed by the author. the formality adds the impression of respectability to the work and the impersonality adds objectivity to it.

gg

explanation: