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.
小题1:gradually
小题2:communicate
小题3:recognized
小题4:exactly
小题5:concerned
小题6:upset
小题7: teenagers
小题8:ignored
小题9:vocabulary
小题10:native
小题11:gas
小题12:Actually
小题13:disagree
小题14:accent
小题15:latter
小题1:使用副词gradually修饰动词短语grow up.
小题2:固定词组communicate with sb与某人交流。
小题3:动词辨认，认出：recognize,根据上文的came，说明使用过去时。
小题4:用副词修饰谓语部分，做状语。Exactly正好。
小题5:固定词组担心，牵挂：be concerned about…
小题6:根据下半句：在考试中表现不好，说明这个男孩应该为此而难受。
小题7:下文说年龄在13到19岁，说明是青少年，前有many修饰故teenagers 对。
小题8:根据but说明前后转折，前面说我停下来，对他微笑，故后面应该是不理睬：ignore. 根据前半句的stopped说明使用过去时。
小题9:根据后半句她能够看小说，说明他的词汇量很大。词汇量：vocabulary
小题10:根据后半可知中文不是他的母语，native language母语。
小题11:汽油：petrol的同义词gas
小题12:根据句意可知是指实际上：副词actually.
小题13:句意：我没有说yes，并不意味着我不同意你。Disagree不同意。
小题14:根据后半句来自中国东北。说明是根据他的口音判断。Accent口音。
小题15:2与the former构成反义词，the latter指后者。