Our sleep influences our mood. Our mood, ________, affects our performance.

This report ____our analysis of our market survey, our conclusions and our recommendations.

We can_______. (放松身心) A: relax both our mind and our body B: relaxing our mind and our body C: relax mind and our body D: relaxing both our mind and our body

Our country will thrive only ______ our culture thrives, and our nation will be strong only ______ our culture is strong.

Our headmaster took the American guests to visit our school. Our headmaster ______ the American guests ______ our school.

Knowing our history is a prerequisitie for understanding our present and __________ our future.

_____ our efforts, we have persuaded our clients to accept our offer.

18 A: They expand our mind. B: They prolong our lives. C: They narrow our focus. D: They lessen our burdens.

As for educational background, we should introduce our experience in education in recent years, such as our university, our major, and our relevant curriculum.

Quality is our best ____________ to our customers.