The manager demanded that the workers _______ extra hours to complete the task ahead of time.
The course book is a little too difficult, but we can ______ it to suit the needs of the students.
The school is so poorly equipped that the students here have no ______ to good resources for learning at all.
When people move to another country, they often try to________ the customs of their native land.
Due to bad weather,the police had to__________the search for the missing boy.
——Recent years have________ rapid changes of my hometown. ——Yes, I could hardly recognize it when I arrived yesterday.