1.选A.Howusefultheinformationhegaveusis!分析:How+形容词/副词+陈述句(theimormationis)注意:information是不可数名词.这句话可以用what感叹句来强调名词information:Whatusefulinformationitis!2.选D.Shesaidshehadneverseenmelookedsowellbefore.分析:从句的谓语部分是hadneverseen;looked是过去分词作宾语me的补语.tolook是动词不定式,常常表示还没有开始看.如:It'snecessarytolookatthemapifyoudon'tknowtheway.