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外语
The committee ______ the problem for a whole afternoon but they have not yet reached an agreement.
The committee ______ the problem for a whole afternoon but they have not yet reached an agreement.
admin
2011-01-14
52
问题
The committee ______ the problem for a whole afternoon but they have not yet reached an agreement.
选项
A、has discussed
B、has been discussing
C、are discussing
D、have been discussing
答案
D
解析
committee是集合名词,后面的谓语用复数.现在完成进行时照应后文“they have not yet reached an agreement”。
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成人本科学位英语
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