Question

difference between must, should and ought to ?​

Answer 1

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The crucial difference between should, ought to and must, is based on the extent to which they emphasize, in the sense that must is the most emphatic of the trio. On the other hand, ought to is less emphatic than must, but more than should.

Answer 2

Explanation:

The crucial difference between should,ought to and must ,is based on the extend to which they emphasize,in the sense that must is the most emphatic of the trio.On the other hand, ought to is less emphatic than must,but more than should.

example:He must give up smoking(=it is an order which is likely to be obeyed)

hope this helps you dear