1. (2016·镇江) 根据句意，用括号中所给单词的正确形式填空，每空一词。

1. （1） The boy's uncle is good at  (train) dogs. His dogs can do wonderful tricks.
3. （2） Some citizens waited for the workers to repair their broken water pipes quite long, and they became  (patient).
5. （3） TFBOYS (sing) several songs at the concert last night. Their fans screamed excitedly.
7. （4） How  (heavy) it rained in Europe! Some museums along the River Seine had to be closed.
9. （5） Xijin Ferry( 西津渡) is one of new  (couple)favourite places to take their wedding photos.