The government _______________ the prevention of the A/H1N1 flu a_英语解答

The government _______________ the prevention of the A/H1N1 flu at present.
A. is focusing on B. is focusing toC. are focusing onD. are focusing to

人气：199 ℃　时间：2020-05-14 12:36:55

解答

答案：A
government 作主语,谓语动词用单数形式,focus on 表示“集中于”,是固定结构.