How do we make the negative form of "must"?

How do we form the negative form of " need " ?


You read this chapter. Today, start the next chapter.

You read this chapter yesterday. Today, you need to start reading from Chapter 4.
 
Read starting from chapter 4.



Do they all make sense or do they sound weird?

Thanks

How do we make the negative form of "must"?

[that doesn't sound right]
Try: "How do we put 'need' into a negative form?" or "What is the negative form of 'need'?"


You read this chapter. Today, start the next chapter.

You read this chapter yesterday. Today, you need to start reading from Chapter 4.
 
Read starting from chapter 4.



Do they all make sense or do they sound weird?

Thanks