单词拼写。请依据首字母和汉语提示写出单词的正确形式。（每词1分，共１０词，共 10 分）

小题1: The times of the wedding ____  (仪式) and the ______(婚宴) are both written on the            ____  (请帖).

小题2: There is a box at the        (入口) to the restaurant and you ought to put money into it. But don’t worry, you don’t have to ____  (捐献，贡献) a lot of money. But remember that you can’t drink _________(白酒).

小题3: We seriously wrote Father Christmas, the North Pole on the         (信封).

小题4: As we opened the new year       (日历), Christmas cards arrived in the post.

小题5: My mother works in an        (保险) company.

小题6: A person of       (坚定的意志) always manages to finish the job, however hard it is.

某无色透明溶液，能与Al作用放出H₂，此溶液中可以大量共存的离子组是(   )

A．OH^-、Mg²⁺、Ba²⁺、Cl^-

B．SO、Na⁺、HCO、K⁺

C．NO、OH^-、Cl^-、Ba²⁺

D．Cu²⁺、H⁺、SO、NO