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_____ from lightweight materials, the robots are about the size of a human arm or smaller.
A. To build B. Being built C. Having built D. Built
查看习题详情和答案>>32．_____from lightweight materials，the robots are about the size of a human arm or
smaller．
A．To build B．Being built C．Having built D．Built
查看习题详情和答案>>_____from lightweight materials，the robots are about the size of a human arm or
smaller．
A．To build B．Being built C．Having built D．Built
查看习题详情和答案>>_____from lightweight materials，the robots are about the size of a human arm or
smaller．
A．To build B．Being built C．Having built D．Built
查看习题详情和答案>>
32．_____from lightweight materials，the robots are about the size of a human arm or
smaller．
| A．To build | B．Being built | C．Having built | D．Built |