21. Tom is an aggressive but easygoing person, will succeed whatever career he chooses.
A. the one who B. one who C. the one D. one
22. Ivy told Nancy that she what she was doing during the vacation.
A. was just asked B. was just asking C. had just been asked D. had just asked
23. It is hard to avoid mistakes. you correct them, it will be all right.
A. As long as B. Although C. In case D. Even though