Some social workers _____ after the people in need while others ____ out food to the local people.
| A．looked, gave |
| B．were looking, gave |
| C．were looking, were giving |
| D．looked, were giving |
Some social workers _____ after the people in need while others ____ out food to the local people.
| A．looked, gave |
| B．were looking, gave |
| C．were looking, were giving |
| D．looked, were giving |
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