They failed to ____ the directors that their proposals would work. A.convince B.confirmC.convert D.control 为什么不选C?请分析选项

they who should come failed to appear. They tired to climb the high mountain,h____,they failed. They were ____ ( happy ) when they knew they failed in the exam. The doctors tried their best ____ the dying boy's life,but they failed at last A.to save B.saveC.saving They failed to ____ the directors that their proposals would work. A.convince B.confirmC.convert D.control 为什么不选C?请分析选项 They failed to come yesterday.改为同义句? They had failed to locate the ship they had been sent to look for.翻译. they failed many times,but they （c ）to work hard. They failed to think that they were stronger and more successful 怎么翻译? They had failed in what they had set out to do为什么要用in What do you think has made her so upset? ____, I believe.A.She failed her examB.Failing her examC.To have failed her examD.Failed her exam They went to see you yesterday , but failed to meet you.(强调句应该怎么改?) They failed to catch the bus,___ ___?(反义疑问句） 为什么是didn't they,不是did they 英语翻译___ They ___ ___ go to the ___ ___?Yes,they ____.____,they ____. 英语翻译___ They ___ ___ go to the ___ ___?Yes,they ____.____,they ____. Though he worked hard,he failed to pass the ____ exam.(enter) They failed _ (get) to the top of the hill at last. 翻译 they failed to get the melons away without being seen.