填入下面一段文字横线处的语句，最恰当的一句是（    ）

    你看这一片片竹，                             ，一袭翠衣依旧，清俊风骨不改。其贞心高节，旷远淡泊，自古以来，赢得多少世人的喜爱与赞叹。

    Once a year, a race is held for old cars. A lot of cars entered for this race last year and there was a great deal of ____(excite) just before it began. One of the most handsome cars was a Rolls-Royce Silver Ghost____most unusual car was a Benz ____had only three wheels____ (build) in 1885, it was the oldest car taking part. After a great many loud explosions(轰响),the race began. Many of the cars ____ (break) down on the way, so some drivers spent ____(much) time under their cars than in them! A few cars____ completed the race. The winning car reached a speed of forty miles an hour-----much faster than any of____ (it) rivals. It sped downhill at the end of the race and the driver had a lot of trouble ____(try) to stop it. The race gave everyone a great deal of pleasure. It was very different____modern car races but no less exciting.

常温下，将100mL的空气通过足量灼热的铜网，充分反应后，恢复到常温，余下气体的体积约为（　　）