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Complete the following sentences as in the model using the Past Perfect Continuous Tense:
Example: He had been studying microeconomics for 2 years ... .
He had been studying microeconomics for 2 years before he
passed the exam (by that time, etc.).
1. They had been quoting prices on these goods for an hour ... .
2. This company had been lowering stocks in value for 2 hours ... .
3. They had been discussing current prices for 20 minutes ... .
4. We had been talking about the aggregate output for half on hour ... .
5. They had been establishing price index for an hour ...
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Ответ:
1. They had been quoting prices on these goods for an hour before they finalized the deal.
2. This company had been lowering stocks in value for 2 hours before the market stabilized.
3. They had been discussing current prices for 20 minutes before reaching a consensus.
4. We had been talking about the aggregate output for half an hour before the meeting ended.
5. They had been establishing the price index for an hour before the data was collected for the report.