摘要： Quantities of water for cooling in the only one of the factories that steel. A．has been needed,produces B．have been needed,produce C．is needed,produce D．are needed,produces
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Quantities of water ________for cooling in the only one of the factories that ________steel.
A．has been needed；produces B．have been needed；produce
C．is needed；produce D．are needed；produces
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Quantities of water ________for cooling in the only one of the factories that ________steel.
- A.has been needed；produces
- B.have been needed；produce
- C.is needed；produce
- D.are needed；produces
Quantities of water ________for cooling in the only one of the factories that ________steel.
| A．has been needed；produces | B．have been needed；produce |
| C．is needed；produce | D．are needed；produces |