Half the world's population __________ water shortages within 15 years according to the World Bank, just one of many recent alarming reports on the world's fresh water supply.
| A．are suffering |
| B．have been suffered |
| C．will suffer |
| D．were suffered |
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Half the world's population __________ water shortages within 15 years according to the World Bank, just one of many recent alarming reports on the world's fresh water supply.
| A．are suffering |
| B．have been suffered |
| C．will suffer |
| D．were suffered |
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