His efforts to improve the sales of this product have been very (help) ______.

admin2008-11-28 26

问题 His efforts to improve the sales of this product have been very (help) ______.

选项

答案helpful

解析根据句子结构，这里缺一形容词做表语。

转载请注明原文地址:https://jikaoti.com/ti/gjcMFFFM

大学英语三级B级

相关试题推荐

随机试题

最新回复(0)