Question

rewrite these sentences into past perfect continous tense

1 the police are investigating the murder case

2 the old lady was coughing

3 he was writing a novel
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Answer 1

Answer:

1 the police had been investigating the murder case

2 the old lady had been coughing

3 he had been writing a novel

Answer 2

Explanation:

the police has been investigated the murder case

the old lady had been coffeed

he had been written a novel