What are you listening to—A song by Huo Zun. It ______ beautiful.

下列句子中，没有语病的一句是（    ）

There are _________ shirts on the shelf. Which one would you like— The _________ one on the left.

I ___to my cousin’s birthday party last night, but I was not available

______ the best efforts of the desperate mother, the powerless baby elephant seemed to have no hope of escaping, until a team of conservation workers rushed to help.