当"what matters "做主语时,谓语动词应用单数吗?为什么?

当what matters 做主语时,谓语动词应用单数吗?为什么? which可以引导主语从句吗?那么这道题What matters most in learning .What matters most in learning English is enough practice.不可以用which代替what?what在句子中做什么成分？我知道What matters most in learning English 这 主语从句问题What matters most in learning English is enough practice.这个主语从句 从句是What matters most in learning English 那么从句中那个是主语 那个是谓语 那个是宾语 what充当什么成分 请问 what 和 matters 在此句做什么成分?what matters is how to put theory in practice 英语翻译what matters What Matters Most 歌词 WHAT REALLY MATTERS怎么样 what made matters worse What really matters most? what’s your favorite.这句话做从句时,要变语序吗?难道它原来不是陈述句吗可是what不是可以当主语吗 What matters most in learning English is enough practice.标准翻译 并说明,matters在此是做谓语动词吗?是的话,还有后面的most是做什么成分?翻译为什么?如果有人认为这时个主语从句的话，请找出主谓宾。 What matters is who you choose to be.这句中,主语是什么?matter是什么词性,为什么用is? 当动词做主语时谓语怎么变 当 hope 做主语时,定语从句的连词是什么? What Matters Most (What Matters Most Album Version) 歌词 What matters is the 紧急 Who what 这些可以做主语吗? what在宾语从句中做主语时,what一般要怎么翻译（意思是）?