.I don’t think that the sentence need again.A. explainingB. be explainedC. to be explained

问题补充：

.I don’t think that the sentence need again.

A. explaining

B. be explained

C. to be explained

D. explaination

答案：

A. explaining

(答案→)B. be explained

C. to be explained

D. explaination

解析：考查动词用法。句中的need为情态动词，故后面接动词原形，选B。句意：我认为这个句子不必再解释了。