Question

I must do something add question tag

Answer 1

Answer:

I must do something,isn't I?

Explanation:

when ever "must would "are there in a sentence we should write "is or isn't "

Answer 2

I must do something, mustn't I?

Explanation:

• If we are using the main clause which is having an auxiliary verb like 'must', then the question tag should has the same auxiliary verb.  

• If the main clause is having 'be', then we can include this in question tag.

• Suppose, if the main clause does not have any auxiliary verb, then 'do' can be used in the question tag. Usually, 'must' used for expressing the obligation.  

Learn more about question tag

Question tag "Gopi broke the glass,....?

a) did he?

b) was he?

c) wasn't he?

d) didn't he?

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