A-A+
15 A great deal has been done to remedy the si
问题详情
15 A great deal has been done to remedy the situation
A maintain B improve
C preserve D protect请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
15Bremedy：补救。improve：改进。这两个词意思相近。Herbalmedicinecanbeusedtoimproveourhealth．草药可用于增进我们的健康。maintain：保持。preserve：保护。protect：保护。第2部分：阅读判断
