MCQOPTIONS
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| 1. |
By building dams across rivers, which create ponds and eventually change the rivers into wetlands,beavers help speciesto flourishingthat would otherwise struggle. |
| A. | to flourish |
| B. | to flourished |
| C. | to be flourished |
| D. | to be flourish |
| E. | No correction required |
| Answer» B. to flourished | |