2. 职称英语
  3. A great deal has been done to remedy the

A great deal has been done to remedy the

免费题库2022-08-02  50
问题 A great deal has been done to remedy the situation.A:maintain        B:improve        C:preserve        D:protect
选项 A:maintain       
B:improve       
C:preserve       
D:protect
答案 B
解析
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