Question

mr and mrs tonner dash married for 10 years
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Answer 1

Mr and Mrs Tonner have married for 10 years.

Answer 2

$\huge\mathtt\red{Question:-}$

Mr and MRs tonner ______ married for 10 years.

$\huge\mathtt\red{Answer:-}$

Mr and MRs tonner had married for 10 years.

$\huge\mathtt\red{Tense\:used:-}$

In this sentence we have to use past perfect tense.