We______ have proved great advanturers,but we have done the greatest march ever made in the past ten years.A.needn't B.may not C.shouldn't D.mustn't关于几个常用情态动词的否定式加上完成时的用法,请具体解释.如有例句最好.

look!we______(have)a nice picture. We______ have proved great advanturers,but we have done the greatest march ever made in the past ten years.A.needn't B.may not C.shouldn't D.mustn't关于几个常用情态动词的否定式加上完成时的用法,请具体解释.如有例句最好. We______(not have) any classes tomorrow._____处填什么? We can't help you,because we______(have)classes. Your report have been proved!FAN YI the fertilizer ()effective after tested in the fieldA,were proved B,were proved to be C,proved D,have been proved解释一下为什么及句子成分 同义句转换 We don't have enough money.We______ ______ ______money. Be quiet,We______(have) a meeting now.填合适的动词理由 That was the most beautiful city we______.A.have visited B.had ever visited It’s believed that a man is innocent until _guilty.A.to prove B.proved C.having been proved D.to have proved. plan A have proved to be a failure.plan A having proved to be a failure.哪个正确,为什么? 英译汉we may have proved great adventurers,we may have proved great adventurers,but we have done te greatest march ever made in the past ten years.应该是we may not have proved …… Many experiments have been done to ___ their purpose.a、achieveb、teachc、proved、make The employee you have been thinking highly___dishonest. 为什么填of proves,不填of being proved the new teaching methods have proved very simple but effective.but 连词成句 in have we can hold that water the cardboard proved I have been told that the great ball held the day before yesterday ____ a success.A.was proved B.proved C.was proving D.was being proved答案及解析 may not have been...与 may have not been ...We may not have been proved great adventurers,but have done the greatest march ever made in the past ten years.可以说成We may have not been proved great adventurers ...