改错What we should do now is not to increase production,but improving the quality of our productbut后面的improving应该改为improve还是to improve,还是两者均可,

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改错Whatweshoulddonowisnottoincreaseproduction,butimprovingthequalityofourproductbut后面的improving应该改为im

改错What we should do now is not to increase production,but improving the quality of our productbut后面的improving应该改为improve还是to improve,还是两者均可,
改错What we should do now is not to increase production,but improving the quality of our product
but后面的improving应该改为improve还是to improve,还是两者均可,

改错What we should do now is not to increase production,but improving the quality of our productbut后面的improving应该改为improve还是to improve,还是两者均可,
应该是but to improve
not..but..连接两个并列的结构,两个结构应该是相同的.前面是不定式,后面也应该是不定式.

两者皆可。
如果是improve的话，but连接的是increase production和improve the quality of our product两部分。
如果是to improve的话，but连接的是to increase production和to improve the quality of our product两部分。
but连接动词词组和不定式结构...

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to improve

improving。not……but… “不是……而是…”，not后是to do，那么but后也是to do

we should do what we can protect the environment改错 what should we do today We should ---------- what to do next .(consideration) What should we do before meals? we do should what句子排序, what should we do?的回答 What should we do to prevent AIDS? we should do something to help the disabled people改错 this is where we should do first 改错,理由 What should we do?那个“should”可以换成“shall”吗? Should it happen,what would we do?______it happen,what ______ we do?填should;would what+we+should+do+和what+should+we+do+的区别 We don"t know what we should do next What should we do before we go bed? What should we do before we go to bod? what should we do when we have a fever ?/是什么意思 What should we do?when we have the fever what should we do before we c_____ the road.