【推荐1】National ________ (边界) are becoming increasingly meaningless in the global economy. (根据汉语提示单词拼写)

【推荐2】All new development is ________ (明令禁止) within park ________ (边界；界限). (根据汉语提示单词拼写)

【推荐3】Anything that crosses the _____ (边界) of a black hole cannot get back.

【推荐1】She kissed her son lightly on both ________ (脸颊). (根据汉语提示单词拼写)

【推荐2】If sales continue to recover, they can hire more workers and still make ________(利润). (根据汉语提示单词拼写）

【推荐3】The direct ________(原种) of the modern cat was the Kafiri (卡菲尔) cat of ancient Egypt. (根据汉语提示单词拼写)

【推荐1】There were two shooting i______ near here last night, which shocked the local people. (根据首字母单词拼写)

【推荐2】根据首字母和已给出的中文，写出所缺单词的正确形式，每空填一个词。
1. Your early c___________ (确认) will be highly appreciated after receiving your package.
2. He was t___________ (受惊吓) at the thought of being tailed in the woods.
3. Some fake designer clothes are so good that people have no idea they're not buying the g___________ (真的) article.
4. Seeing her deskmate fell asleep during the examination, Ann g___________ (轻轻地) pulled        his sleeve to wake him up.
5. She owes Tom an u___________ (难以置信的) debt of gratitude for his lifetime help.
6. Smoking m___________ (增加) the risk of heart attacks and other health problems.
7. The news aroused her burning c___________ (好奇心) to know what was going on.
8. He was almost a symbolic figure: young, e___________ (精力充沛), polished, well-educated   and ready to tackle challenges.
9. Students in that country have been v___________ (暴力地) attacked a lot outside campus,   which has aroused a wide concern.
10. People's actions are based on their b___________ (信仰) and their ideals, which they have   inherited or acquired.

【推荐3】I understand some of the ___________(概念) of the theory,but I’m not sure about its details.