This computer is old, but it is to me because it was a present from my dearest grandpa.A.

This computer is old, but it is to me because it was a present from my dearest grandpa.
A. great important
B. of little importance
C. of very important
D. of great importance

A. great importantB. of little importance C. of very important(答案→)D. of great importance解析：英语中 of+名词 就等于这种名词的 形容词 形式, of great importance 中的 great 是用来修饰 importance 的，强调重要的程度，而词组的主体是 of importance . little意思是很小,否定意思.从句子意思来看,应是很重要.所以选D.

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