根据题意，选择最佳答案，或者选取最合适的答案。

1. The music sounds_______.I like it very much.
   difficult relaxing
解析：解析试题分析：句意：这音乐听起来很轻松。我非常喜欢它。difficult困难的；relaxing 轻松的；根据句意可知该选B。
2. With the development of Chinese economy, many unexpected problems have ________; for example, the prices of our daily goods and housing are ________ sharply.
   arisen; rising arisen; raising
解析：解析试题分析：句意：随着中国经济的发展，许多意想不到的问题已经发生了；例如，我们的日常生活用品和房屋的价格是正在大幅上涨。 1.raise 提起，使升高，筹款，召集，提出，养育,如：raise one's hand 举手; raise a question 提出问题; They raise the flag every morning 他们每天早上升旗。 2. rise（rose，risen）上升，升高，上涨，指有形的东西。如：The sun rises in the east。 3. arise (a
3. You may ________the story book for two weeks.
   keep borrow
解析：解析试题分析：句意：你可以借这本故事书两周。Keep保持，是一个延续性动词；borrow 借入，是一个非延续性动词；句中有表示一段时间的短语for two weeks，谓语动词应该是一个延续性动词。所以选A。
4. Something is wrong with my PDA.I will get it ___________ .
   repair repaired
解析：解析试题分析：句意：我的PDA出问题啦。我将请人修理它。get sth done请人做某事，是一个固定句型，所以选B。
5. The company has just launched an advertising campaign to ____ their newly produced bicycles.
   advocate promote
解析：解析本题的含义是公司投放大量广告是为了促进新产品的销售，promote表示促进的含义，故本题选B
6. Can you give me ___________ on how to surf the Internet?
   some pieces of advices some pieces of advice
解析：解析试题分析：句意：你能给我一些有关如何上网的建议吗？advice建议，是一个不可数名词，要表达一条建议可以说a piece of advice，当表示有多条建议时需将piece改为复数形式，所以选B。
7. ‘— A nice day, isn’t it? —Yes, it’s ______ that I’d like to go out for a picnic.
   such nice weather so a nice weather
解析：解析试题分析：考查so和such的用法。句意为：天气如此好以至于我都想出去野炊了.Such与so的意思都是如此，这样。但两者用法根本不同。such后面主要是修饰名词。即：such＋a/an＋adj.＋n.。如果名词是不可数名词或复数名词，则不可以用不定冠词a或an。so后面只能跟形容词或副词。即：so＋adj.或adv+ a/an+ n.本题中weather是不可数名词，不可加冠词。故选A。
8. Be careful when you deal with this chemical, as it will explode when ______ to sunlight.
   exposed to expose
解析：解析试题分析：考查非谓语动词。本题考查短语be exposed to暴露与……。句意：处理这种化学物质时要小心，因为它暴露在阳光下时会爆炸。故A正确。
9. His collection of ancient pots, old uniforms of the kings and splendid wedding dresses of royal family _____ a small fortune.
   are worth is worth
解析：解析试题分析：分析句子结构可知此句话的主语为collection，谓语动词要用单数形式，排除A。worth后可加名词，表示有……价值的；worthwhile值得花费时间或金钱的，值得做的。故选B
10. After working _____ with each other for months, they felt so _____ to each other that they began to share lunch together.
    closely, closely close, closely
解析：试题分析：lose是距离上的接近，而closely是感情关系上的亲近。结合句意，故选B
11. NULL
    ten minutes walk a ten-minute walk
解析：试题分析：ten minutes walk这个形式不对，应该用名词所有格形式ten minutes’ walk,B选项中ten-minutes这个形式不对，应该用ten-minute。故应该选C。
12. NULL
    seems to be seem to be
解析： 试题分析：句意：在网上对孩子们而言似乎有许多不好的消息。此题是there be结构，所以排除C、D；句中主语是news，是不可数名词，所以seem要用第三人称单数形式，故选A。
13. David, why are you so excited? My father has made a ______that he will take me to Tibet next month..
    facee promis
解析：解析试题分析：句意：上句David你为什么如此的激动？下句我父亲已经答应我他将下个月带我去Tibet make a promise作出承诺，make a face做鬼脸make a mistake犯错，故选B。 考点：考查固定短语的用法
14. Do you like the Moonlight Sonata ？ Sure , it sounds really ________.
    clear beautiful
解析：解析：句意：—你喜欢月光这首曲子吗？—是的，听起来很好听。A项清晰的，B项美丽地。sound 系动词，后面加形容词。故选C。
15. Every year there are about _______ people waiting for their trains back home in the railway station before Spring Festival comes.
    five thousand of five thousand
解析：试题分析：数词+thousand 用单数；当表示约数时是用thousands of 表示成千上万那的；根据句意; 春节来临每年约有五千人在火车站等火车回家。根据句意故选B
16. ______, young man. If you’re late for work again, you’ll lose your job.
    Watch your step Take it easy
解析：试题分析：Watch your step小心台阶，小心行事；Take it easy别紧张 联系下文，如果你再上班迟到，你要失去你的工作了。结合语境可知选A。
17. Every day, too much water _______ in our school. We should save it.
    is wasted wastes
解析：根据时间状语Every day，可知此处用一般现在时 因为主语water和谓语waste之间表示被动关系，故用被动语态，故排除B，故选A
18. ___ his intention to resign from the company, Mr. Lee left the hall angrily.
    Having stated Stated
解析：试题分析：考查非谓语动词。 句意：表明他想辞职的意愿后，李先生生气地离开了大厅。State与句子的主语Mr. Lee之间是主动关系，并且state的动作发生在left之前，所以要用现在分词的完成时。故选A
19. I ________ walking in the garden _________ watching TV in the room.
    like; instead prefer;to
解析：试题分析：句意：比起在屋里看电视，我更喜欢在花园里散步。固定短语是：prefer…to…；或者would rather do sth than do sth else；或者prefer to do rather than do sth. else ; 综上可知选B。
20. He devotes ___to ____.
    ．himself; teaching himself; teach
解析：试题分析：考查固定搭配。句意：他献身于教学工作。devote oneself/one’s time/one’s life to doing sth献身于......，致力于做某事，to是介词，后跟动名词，故选A。