Ⅱ.短语天地 1.____________对……感到好奇 2.____________求助于 3.____________付诸实施 4.____________陷入……中 5.____________独自地,单独地 6.try one's hardest____________ 7.be concerned about____________ 8.head for____________ 9.be eager to do sth____________ 10.be content with____________