The milk turned sour.的否定和一般疑问句形式是怎么样的啊?

The milk turned sour.的否定和一般疑问句形式是怎么样的啊? the boy as well as his parents has a bike.为什么不用have?some of the apples have turned bad.为什么不用has?some of the milk has turned sour.为什么要用has? the milk smells as if it is sour.为什么不是 as if it was sour啊 some of the oranges ---turned bad.some of the milk---turned sourA have has BHAVE IS 改错题...Some of the milk have gone sour.应该怎么改才对? The milk smells as if it _____ sour.A.is B.was C.were 酸牛奶可以说是sour milk吗? Put the milk in the fridge,or it may()sour quickly. A seem B go C taste D smell Put the milk in the fridge,or it may()sour quickly.A seem B go C taste D smell sour milk和acidophilus milk与yoghourt区别 The milk smells sour. 改为问句.The milk smells sour. His face goes red.it grew dark.都改为疑问句.我注意看看这种实义动词当系动词用时,怎么改为疑问句. the milk (taste)sour now.it has gone bad.这里的taste应该用什么形式?说下理由 all the milk has gone sour.这里的have为什么要用第三人称单数?不可数名词用第三人称单数吗? 求几个比较常用的连系动词!(高中英语),主系表的“系”一定是“is”吗?The milk went sour.牛奶变酸了.为什么这句话也是主系表? the small oranges taste sour.对sour提问 The apples are sour.Sour画线提问一般疑问句 Mother told Tom to watch the milk until it boiled and then__off the gas.为什么是 turn.不是turned Mother told Tom to watch the milk until it boiled and then__off the gas.为什么是 turn.不是turned