27. Since 1994, the glacier in Antarctica has lowered by as much as 90cm, ______________sea level to rise.
| A．having caused | B．causing | C．caused | D．being caused |
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27. Since 1994, the glacier in Antarctica has lowered by as much as 90cm, ______________sea level to rise.
| A．having caused | B．causing | C．caused | D．being caused |
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