题目内容
1.Great progress ________ in studying the new medicine for cancer (癌症)recently.( )| A. | will be made | B. | is made | C. | has been made | D. | was made |
分析 近年来,研究新的癌症药物已经取得了很大的进展.
解答 答案:C 本题的主语是great progress,谓语动词动词是make,主语和谓语是被动的关系,所以应该用被动语态,根据句意已经取得了很大的进步,时态应该用现在完成时,故选:C.
点评 本题主要考查现在完成时的被动语态,当句子的主语是动作的承受者时,应该用被动语态.一定要注意:现在完成时态的被动语态的构成:have/has been+及物动词的过去分词,以及动词过去分词的形式.
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