-Mary, how did your Math test go?-I had thought I _________, but in fact I came in the top 10% in my class.
Languages across the world are becoming extinct ______ endangered mammals and four times endangered birds.
As a Chinese saying goes, a mountain ______ be too high or an ocean too deep. Therefore, there is no end to our self-improvement.
He must have sensed that I ______ him. He suddenly glanced at me and said quietly, “Why are you staring at me like that?”
The Most Beautiful Village Teacher, hosted by CCTV, honors the teachers ______valuable contributions are worthy to be respected by every Chinese.
There is no need to __________ the fact that it was you that donated the 100 yuan.