来自盛珑的问题
AfterthetyphoonLongWang,thelocalgovernmentdideverythingitcould______thepapleinthestrickenareas.AhelpingoutBhelpoutChelpedoutDtohelpout不明白为什么选D,could不是情态动词吗?难道还有什么隐含的知识点?
AfterthetyphoonLongWang,thelocalgovernmentdideverything
itcould______thepapleinthestrickenareas.
AhelpingoutBhelpoutChelpedoutDtohelpout
不明白为什么选D,could不是情态动词吗?难道还有什么隐含的知识点?
1回答
2020-06-02 20:47