My history teacher Jones is a teacher with rich __________ who has experienced different ways of life across the world. That’s to say, his students can get benefit from his ___________ from his world traveling.

How long can I yourbike–For one week. But you mustn’t itto others.

We need _____ whether the flowers need _____.[ ]

24．This is an exciting area of study，_______new applications are being discoveredalmost daily．

How did the moviefinally I couldn’t wait to see theending.