题文
It’s said that ______of the water around the world___ polluted.
| A．two third , has | B．two thirds, have |
| C．two third, are | D．two thirds, is |
It’s said that ______of the water around the world___ polluted.
| A．two third , has | B．two thirds, have |
| C．two third, are | D．two thirds, is |
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