A great deal has been done to remedy the situation.

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问题 A great deal has been done to remedy the situation.

选项 A、maintain
B、improve
C、preserve
D、protect

答案B

解析 本句意思:“为了补救这种情况已经做了很多。”remedy:补救。improve:改进。这两个词意思相近。如:Herbal medicine can be used to improve our health. 草药可用于增进我们的健康。maintain:保持。preserve:保护。protect:保护。
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