Question

let us have a cup of coffee now? (add a tag questions )

Answer 1

let us have a cup of coffee now ,shall we?

Hope it will be helpful :)

Answer 2

Answer:

Let us have a cup of coffee now. Shall we?

Explanation:

When an imperative or a declarative sentence is transformed into a question by adding an interrogative fragment, the grammatical structure formed is called a question tag. Usually the question tag repeats the verb used in the sentence which changes the sentence into either a positive or a negative one.