快快~~~
參考答案:1. 他作曲家和指挥家的双重身份使他非常繁忙。
His dual role as a composer and a conductor made him very busy.
2. 看起来他似乎很喜欢大城市的热闹繁忙的生活。
It seems that he enjoys the hustle and bustle of life in the big city.
3. 远洋航路总是很繁忙.
The ocean lanes are always busy.
4. 这个街区是这样设计的，房子的正面都背向繁忙的街道。
The estate is so designed that the front of each house faces away from busy roads.