A-A+
根据听到的内容作答____. A) It made the buildings solid
问题详情
根据听到的内容作答____. A) It made the buildings solid and fireproof. B) It decreased workers" labor intensity. C) It shortened the construction period. D) It beautified the outlook of the buildings.请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:A