根据所提供的语境和首字母提示，写出完整单词。（每小题1分，共15分）
【小题1】A close friendship        (逐渐地)grew up between them.
【小题2】Because of the computer, now we can c____________（交流） with other people on the Internet.
【小题3】Susan came home so thin and weak that her own children hardly __________(辨认)her.
【小题4】It’s ________ ( 正好,确切) twelve o’clock when I came back from work.
【小题5】Her husband has gone abroad on business. She is quite ______(牵挂) about him.
【小题6】The boy felt u________ because he didn’t do well in the exam.
【小题7】The hotline helps many t________who are between thirteen to nineteen years old.
【小题8】I stopped and smiled when I saw him, but he_______ me and walked on.
【小题9】She has a very large v____________ and she can read English novels now.
【小题10】His n___________ language is not Chinese but he can speak it fluently.
【小题11】What the British call “petrol” the Americans call “g____________”.
【小题12】A_________, I’ve known Barbara for years since we were babies.
【小题13】I don't say "yes" - not that I d         with you.
【小题14】Judging from his a_______, he must be from North East of China next to each other.
【小题15】Jane and Mary are good friends; the former is a teacher, and the l_______ is a nurse.