I don't like the pop singer's songs. In fact, I've trouble ________ the words of his songs.
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.
——The speaker got confused, and started _________ himself.——No wonder no one believes what he said.
Affected by the earthquake happening in March, seven springs____________.