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6．Quantities of water for cooling in the only one of the plants that steel. A．has been needed,produces B．a(chǎn)re needed,produces C．is needed,produce D．have been needed,produce 【查看更多】

 

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Quantities of water________for cooling in the only one of the plants that________steel.
 [     ]
A. has been needed;produces
B. are needed; produces
C. is needed;produce
D. have been needed;produce

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Quantities of water________for cooling in the only one of the plants that________steel.
[     ]
A. has been needed; produces
B. are needed; produces
C. is needed; produce
D. have been needed; produce

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Quantities of water________for cooling in the only one of the plants that________steel.
[     ]
A. has been needed; produces
B. are needed; produces
C. is needed; produce
D. have been needed; produce

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Large quantities of water ________ for cooling purpose in the only one of the plants that ________ steel in the city.

A．has been needed; produce

B．a(chǎn)re needed; produces

C．is needed; produces

D．have been needed；produce

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