II. Complete the sentences with the Past Perfect or the Past Perfect Continuous of the verbs in brackets. 1. John ………..(try) to fix his computer for two hours before he decided to call a professional.
2. Jenny ……….(not/do) her homework yet when her mother called her to have dinner.
3. We didn’t see Ann at the party, because when we got there she……….(already/leave).
4. He thought that he …………(lose) his key.
5. Lora ………..(clean) the house since morning before the guests arrived.

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