根据下列各句句意和首字母提示，在答题卡指定区域的横线上写出对应单词的正确形式，每空只填一词。
【小题1】It took the boy nearly one week to rrecover from his disease.
【小题2】I am really ggrateful to my friends who have helped me out of trouble.
【小题3】The iidentity of the person who caused damage to the cultural relic is still unknown.
【小题4】When he was a young boy, Oliver ppreferred walking to school to taking a bus.
【小题5】When we travel by air, the only ddisadvantage is that it is too expensive.
【小题6】Lily often bburies her face in her hands when she feels shy.
【小题7】It took the firefighters three days to dig out the people ttrapped under the ruins.
【小题8】The reason why she is popular in her pany is that she is always ggenerous with her time and money.
【小题9】Our classroom, which was ddecorated with balloons and lights, looked really fantastic and pretty.
【小题10】I bought the overcoat at 20 dollars yesterday so it is a real bbargain .
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解析：
【小题1】男孩从那个疾病中恢复花了将近一个星期。考查动词：恢复“recovery”
【小题2】我对帮助我走出困境的朋友真是很感激。考查形容词“感激的”grateful
【小题3】对文化古迹造成破坏的人的身份还不知道。考查名词“身份”identity
【小题4】当他是个孩子的时候，Oliver更喜欢走到学校而不是乘公共汽车。考查动词“更喜欢”，因为是小时候的事情，用一般过去式： preferred
【小题5】当我们乘飞机旅行的时候，唯一的不利因素是太贵。考查名词“不利因素”： disadvantage
【小题6】她害羞的时候，经常用手遮住脸。考查动词“掩埋”bury，因为主语是第三人称单数，所以用
buries
【小题7】花了消防队员三天的时间挖出被困在废墟里面的人。考查动词：“困住”trap这里是过去分词做定语。trapped
【小题8】她在公司受欢迎的原因是她对于时间和钱都很慷慨。考查形容词“慷慨的，大方的”：generous
【小题9】被装饰以气球和灯的教室看起来很迷人很漂亮。考查动词“装饰”decorate，这里是被动，用decorated
【小题10】昨天我花了20美元买了一件外套，所以这真是便宜货。考查动词“便宜货”：bargain