We may meet all kinds of difficulties in the future, but we should be confident enough to___________ any challenge.

There is a common belief among the students in our school ______ they should try their best to learn and reach the peak of their academic performances.

The little baby has a ______ eating nuts because he has no teeth.

Her sister can play _______ piano， but she can’t play _______ chess.

My arrival was timed perfectly; it was the second weekend of November, when the world largest wine auction ________