根据括号中所给的汉语写出单词。
小题1:Those boys like playing hide-and-seek and often hide __________(在…之中) the trees.
小题2:How beautiful she is and her skin is as _________(光滑的)as silk.
小题3:She is looking forward to (收到) letters from her friends.
小题4:The heavy smog makes it more difficult for us to see traffic signs _________(清楚地).
小题5:After several (星期) study, we will have our senior high school entrance exam.
B）根据句子意思，用括号中所给单词的正确形式填空。
小题6:In the morning, taking a walk and _________(breathe) some fresh air are good for your health.
小题7:He was ___________(terrible) hurt and had to stay in hospital for a long time.
小题8:Many _________(wood) houses have been built for the tourists in this area recently.
小题9:Mr. Brown _____________ (prefer) hiking to running when he was in his twenties.
小题10:Tian’anmen Square is always filled with __________(visit) on National Day.
小题1:among
小题2:smooth
小题3:receiving/getting
小题4:clearly
小题5:weeks’
小题6:breathing
小题7:terribly
小题8:wooden
小题9:preferred
小题10:visitors
题目分析：
小题1:那些男孩喜欢玩捉迷藏，经常在树之间躲藏。among 在三者或三者以上之间，故填among
小题2:她是多么的美丽，她的肌肤像丝一样光滑。as…as想……一样。中间夹形容词或副词原级。故填smooth
小题3:looki forward to doing sth盼望着做某事，故填receiving/getting
小题4:大雾使我们看清交通标志更难了。副词修饰动词，故填clearly
小题5:几周的学习之后，我们将进行升学考试。时间的所有格如果是以s结尾只加’。故填weeks’
小题6:在上午，散散步呼吸呼吸新鲜空气是对你的健康有益的。动名词做主语，故填breathing
小题7:他伤得很严重不得不在医院呆很长时间。副词修饰动词或形容词，故填terribly
小题8:最近在这个地区许多的木制的房子被建造。根据句意，故填形容词wooden
小题9:当布朗先生二十来岁的时候比起跑步他更喜欢远足。过去时态，故填preferred
小题10: * * 在五一时总是充满了游客。根据句意，故填名词复数，visitors