A great deal has been done to remedy the situation．（）
A: maintain
B: improve
C: assess
D: protect
A: maintain
B: improve
C: assess
D: protect
举一反三
- A great deal has been done to remedy the situation. A: maintain B: improve C: preserve D: D. protect
- A great deal has been done to remedy the situation. A: maintain B: improve C: C. preserve D: D. protect
- A great deal has been done to remedy the situation. A: maintain B: B. improve C: C. preserve D: protect
- A great deal has been done to A: maintain B: improve C: assess D: protect
- A great deal has been done to better the situation.() A: change B: improve C: assess D: harm