Although medical science ___ control over several dangerous diseases, what worries us is that some of them are returning. A. achieved B. has achieved C. will achieve D. had achieved相关知识点: 试题来源: 解析 B解析:现在完成时表示过去发生的事对现在造成的结果,表示动作已经完成。根据所提供的情景...
Although medical science ___ control over several dangerous diseases, what worries us is that some of them are returning. A. achieved B. has achieved C. will achieve D. had achieved 相关知识点: 试题来源: 解析 B 【详解】 考查时态。句意:虽然医学已经控制了几种危险的疾病,但令我们担心的是...
Although medical science___control over several dangerous diseases,what worries us is that some of them are recurrent. A. achieved B. has achieved C. will achieve D. had achieved 相关知识点: 试题来源: 解析 B 【详解】 考查时态:句意:虽然医学已经控制了好几种危险的疾病,但使我们担心的是有些...
Although medical science ___ control over several dangerous diseases, what worries us is that some of them are returning. A. achieved B. has achieved C. will achieve D. had achieve 相关知识点: 试题来源: 解析 B 本题考查现在完成时。 根据句意应该是指医学科学到目前为止已经在控制危险疾病...
control over several dangerous diseases,what worries us is that some of them are returning.? A.achieved B.has achieved? C.will achieve D.had achieved相关知识点: 试题来源: 解析 B 考查动词的时态。本句是以一般现在时为基础,可由“worries”推出,故D项首先排除。由句意 “尽管医学已经成功控制了几...
百度试题 结果1 题目Although medical science control over several dangerous diseases, what worries us is that some of them are returning. A. achieved B. has achieved C. will achieve D. had achieved 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
Although medical science ___ control over several dangerous diseases, what worries us is that some of them are returning.A.achievedB.has achievedC.will achieveD.had achieved. 相关知识点: 试题来源: 解析 B. B考查动词时态。由are returning(将会返回)可知“现在已经成功控制”了,要用现在完成时。. ...
Although medical science ___ control over several dangerous diseases, what worries us is that some of them are returning. A. achieved B. has achieved C. will achieve D. had achieved B. 。用现在完成时表示结果或对现在的影响。又如:The streets have been swept free of leaves. 街上的落叶已...
1 Although medical science___control over several dangerous diseases,what worries us is that some of them are recurrent. A.achieved B.has achieved C.will achieve D.had achieved 2 Although medical science___control over several dangerous diseases,what worries us is that some of them are recur...
1 Although medical science___control over several dangerous diseases,what worries us is that some of them are recurrent. A.achieved B.has achieved C.will achieve D.had achieved 2 Although medical science___control over several dangerous diseases,what worries us is that some of them are recur...