单词拼写根据所给首字母或汉语写出空缺处单词的适当形式，使句子完整，语法正确，每空一词 (共10小题；每题0.5分，满分5分)
The Great Wall was first cconstructed 【小题1】drawbacks in the north of China over 2,000 years ago.
The main dbest-selling 【小题2】qualification of the Internet are that it has too much information that has not been evaluated for accuracy and that it is transforming the way people spend their time.
A large number of copies of the novelist’s latest work have been sold as soon as it was published; it is really a bcasual 【小题3】applauded book.
Jim just graduated from college and he was not sure whether he had the qappointment 【小题4】unbelievable for the job, but he applied for it anyway.
Formal dress is not required at this party — you may e in csacrifice 【小题5】elegant clothes.
At the end of the lecture, the whole audience 【小题6】 (鼓掌) the speaker for his wonderful speech.
I think I’d better apologize to him tomorrow for not keeping the 【小题7】 (预约).
Two explosions occurred near the Boston Marathon finish line, at least 6 people injured， which was really 【小题8】 (令人难以置信的).
It is unwise to 【小题9】 (牺牲) our environment for more economic profits.
As the first lady, Peng Liyuan made her diplomatic debut (初次露面) with an 【小题10】 (优雅的) image that has impressed the public.
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解析：
【小题1】被动语态，故用过去分词。
【小题2】作句子主语，且表示复数的概念，故用名词复数。
【小题3】修饰名词book，故用形容词形式。
【小题4】作宾语，故用名词形式。
【小题5】修饰clothes，故用形容词。
【小题6】发生在过去的事情，故用一般过去时。
【小题7】作“keep”的宾语，故用名词形式。
【小题8】作表语，故用形容词。
【小题9】副词“to”之后，用动词原形。
【小题10】用形容词修饰名词image。