单选题
哥德巴赫猜想(奇数情形) :任何不小于7的奇数都可以写成()个质数的和.
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B
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哥德巴赫猜想(奇数情形) :任何不小于7的奇数都可以写成()个质数的和.
初中生小何有诸多毛病,你认为下列哪项性质最严重并急需改正?
()_____ you like this jacket?
( )Well ,would you like _____ to drink?
These are ______. You can buy a pair for your mother.
()____ would you like _____ breakfast?