1. If the task is too difficult, learners may lose__________(动力).
A. motivation B. motivated C. motivity
2. They had the ambition to __________(控制) this small company.
A. generation B. observe C. dominate.
3. Their _______(婚姻) is happy.
A. married B. marriage C. marry.
4. Good _________(交流) is important in people’s relationship.
A. command B.communication C. community
5. A__________(好强的) person loves to win and hates to lose.
A. competition B. compete C. competitive
6. A_________(提供食宿的) school is a school where students live as well as study.
A. board B. boarding C. aboard
