They are good f___my health.根据首字母的提示将句子补充完整They are good f___my health.They are n___ health.
问题描述：
They are good f___my health.根据首字母的提示将句子补充完整
They are good f___my health.
They are n___ health.
答
for
necessary
答
They are good for my health.
They are necessary for health.
答
for
necessary
答
for
第二句最好有句意 否则确定不了
necessary的话一定要跟for necessary for
答
第一个是for,肯定没有问题.be good for 是个短语,"对...好的".第二个no.are 是be 动词,health是名词,所填的词要么是介词,要么是形容词.介词就那么几个,以n开头的合适填在这里,好象没有;那么只有形容词."no"可以用做...