Yourradio is too noisy . Could you _______ , please ?

When did your uncle arrive in China— He got to Guangzhou themorning of the 16th of April.

Is there any possibility_________ you could pick me up at the airport? -No problem. [ ]

填入下列文段空白处的词语，最恰当的一组是（ ）21世纪不仅面临着巨大危险， ① 还拥有巨大潜力。 ② 历史学家们没有魔法师的水晶球，不能确定无疑地预知将来， ③ ，他们能比较确定地预测到，21世纪既不是乌托邦， ④ 不是地狱， ⑤ 一个拥有各种可能性的世纪。 ⑥ 这些可能性中的哪些能够实现取决于当代的年轻人，你们在未来几十年中的所作所为将是有决定意义的。 ①②③④⑤⑥

There is still some doubt ________ theautumn sports meet will be held in our school, but there is no doubt ________it will be held soon after our National Day holiday.