By __________ a cheaper material for the steel in our products, we can greatl...

admin2020-12-24 41

问题 By __________ a cheaper material for the steel in our products, we can greatly reduce manufacturing costs.

选项 A.substituting
B.replacing
C.alternating
D.displacing

答案A

解析句子表示“用更便宜的材料代替钢铁”，意为“用A代替8”的词组"substitute A for B”放在空格处的句意最自然，故选A。

转载请注明原文地址:https://ti.zuoweng.com/ti/lak8KKKQ

相关试题推荐

随机试题

Wecanlearnfromthepassagethat__________.A.recycledtissueproductsareusua