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The old professor told us every part of the materials should be made use of ______ the power station.

The old professor told us every part of the materials should be made use of ______ the power station.

A. to build　　　　　　　　 B. building

C. build　　　　　　　　　　 D. built

.The old professor told us every part of the materials should be made use of ______ the power station.

A. to build      B. building     C. build            D. built

 The old professor told us every part of the materials should be made use of ______ the power station.

A. to build      B. building

C. build   D. built

The old professor told us every part of the materials should be made use of ______ the power station.