题目内容

    World Wide Web was invented in 1991 by    English scientist ,Tim Burners-lee.
A．\; anB．The; anC．The; theD．A; the
B
考查冠词的用法。第一空，发明物的前面必须加the，第二空泛指一位英国科学家，句意：宽带网是在1991年由一位英国科学家Tim Burners-lee发明的。故选B。
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