首页
登录
职称英语
Professor Johnson is said ______ some significant advance in his research in the
Professor Johnson is said ______ some significant advance in his research in the
游客
2024-09-09
4
管理
问题
Professor Johnson is said ______ some significant advance in his research in the past year.
选项
A、having made
B、making
C、to have made
D、to make
答案
C
解析
is said后跟不定式,不能跟动词-ing形式,排除A和B。从句中的时间状语in the pastyear可以看出动作已经发生并完成。C项to have made是不定式的完成式,表示动作发生在谓语动词之前,而D项to make表示动作没有发生,故C项正确。
转载请注明原文地址:https://tihaiku.com/zcyy/3750371.html
相关试题推荐
Hehasbeenuptohischininhisresearch.Theunderlinedpartmeans_______.A、
Themarketresearchersinterviewedpeopleat_______inthestreet.A、largeB、leng
[originaltext]W:Hi,ProfessorJones.Thanksforagreeingtoseemeonsuchsho
[originaltext]W:Hi,ProfessorJones.Thanksforagreeingtoseemeonsuchsho
[originaltext]W:Hi,ProfessorJones.Thanksforagreeingtoseemeonsuchsho
AdviceforStudents:HowtoTalktoProfessors1.Callthembytheright【T1】
AdviceforStudents:HowtoTalktoProfessors1.Callthembytheright【T1】
AdviceforStudents:HowtoTalktoProfessors1.Callthembytheright【T1】
AdviceforStudents:HowtoTalktoProfessors1.Callthembytheright【T1】
AdviceforStudents:HowtoTalktoProfessors1.Callthembytheright【T1】
随机试题
Airportistransportationcenterusedforthelandingand【B1】______ofaircra
[originaltext] (16)Asthenewsalesdirectorforanationalcomputerfirm,Al
苯丙酮尿症的遗传形式为()A.多基因隐性遗传 B.常染色体隐性遗传
2010年10月,A公司由美国引进了某生产线,2014年因产品调整导致该
《药品类易制毒化学品购用证明》的有效期为A:1个月 B:3个月 C:6个月
王某是一名在社区服刑的矫正对象,因诈骗罪被判处有期徒刑2年,因病被暂予监外执行。
上述血气分析结果符合 A.pH7.38,PaO50mmHg,PaCO40mmH
项目监理机构批准工程延期的基本原则是()A、项目监理机构对施工现场进行了详细考场
预测可降解污染物浓度分布时,河口一维水质稳态模型与河流一维水质稳态模型相比,其主
如重力式码头所在地波浪、水流条件复杂,在沉箱安放后,应立即将箱内灌水,待经历(
最新回复
(
0
)