解析 B 解析:根据原句中的havespent可知,本题是现在完成时。spent是spend的过去分词,spend的意思是“花费”,spend+时间+(in)doingsth.的意思是“花费时间做某事”。故本题的句子是:Ihavespentalotoftimerepairingthemachine.故本题的答案是。反馈 收藏
I have spent a lot of time ___ working on this problem.A. at B. - C. on 相关知识点: 试题来源: 解析 B 答案:B完形填空 (每题2分, 共20分)阅读下面的短文,从短文后所给的A、B、C三个选项中选出最佳答案,并将选项字母填入相应空白处。反馈 收藏 ...
百度试题 结果1 题目I have spent a lot of time ___ English these days.A. learn B. study C. studying D. speak 相关知识点: 试题来源: 解析 C 反馈 收藏
百度试题 题目I have spent a lot of time( ) A. at B. 不填 C. on D. with 相关知识点: 试题来源: 解析 B.不填 反馈 收藏
I have spent a lot of time ___ English these days.A.learnB.studyC.studyingD.speak
百度试题 结果1 题目I have spent a lot of time ___ working on this problem. A. at B. 不填 C. on D. with 相关知识点: 试题来源: 解析 B 反馈 收藏
百度试题 结果1 题目I have spent a lot of time< >working on this problem. A. at B. 不填 C. on D. with 相关知识点: 试题来源: 解析 B. 不填 反馈 收藏
搜索智能精选 题目I have spent a lot of time ___ English these days. A. learn B. study C. studying D. speak 答案C
百度试题 题目I have spent a lot of time () repairing the machine . A.atB./C.on相关知识点: 试题来源: 解析 B 反馈 收藏
I have spent a lot of time and effort improving myself.In high school and college,many times I (1)___ all night working on papers or computer programs.And after college,I spent many hours studying new(2)___ in hopes of getting better in the workplace.The learning was(3)___ becaus...