已知：m, n是两个连续自然数（m<n）,且q=mn， 设p=$\sqrt{q+n}+\sqrt{q-m}$则p(        )

（1）Could you give me some____ ? I want to make a call. (零钱)

（2）This pair of shoes is too expensive. Would you please show me____ pair? (另一)

（3）Bring your____ and show them to your classmates.(录像带)

（4）Are more and more people ____ in shopping online? (感兴趣的)

（5）I met an old friend of my____ in the street yesterday.(祖父母)

（6）The shopping list ____  some food and drinks. (include)

（7）____ the Chinese New Year is very exciting. (celebrate)

（8）He____  made this beautiful ring for his wife. (special)

（9）My family will hold a party for my father's ____ birthday. (forty)

（10）The Smiths are____ to go to Hainan on holiday this winter. (plan)

20世纪中国社会发展阶段的悲喜剧，在报纸的头版中被淋漓尽致地展现出来。1949年4月22日，李先生最有可能在当天报纸上阅读到的头条新闻是（    ）

“叶在光下制造淀粉”的实验中，叶片经酒精脱色并滴加碘液后，遮光和不遮光部分显示的颜色分别是（　　）