has+become能这样用吗?这是什么时态?在李阳疯狂英语上写着的：Now the singer has become a national star.

has+become能这样用吗?这是什么时态?在李阳疯狂英语上写着的：Now the singer has become a national star. 动名词短语,可以做主语吗?Missing you has become.想这样的句子,Missing you 是不是算个 动名词短语?能做主语吗?2.用To miss you has become.....也行么？ has become到底是什么时态?比如说Life has become richer by the love.这样的句子.现在完成时,不是应该has became吗?原句是has become，而现在完成式是have +过去分词。如果是现在完成式的话，那应该写成has The boy with the lucky smile has become my best friend.为什么是has become 用become 不可以吗 has become 是什么 用法.John Kent says the deal has become a necessary result of defence .has,have 后跟的 动词原形,这种用法在VOA听力中出现过多次.请问这是什么用法?不是完成时态吗? it has become 怎么用 chinese dream has become the hottest word of 2013 为什么用has become 为什么become前加have?（Cycling has become my favourite.）这是什么用法?RT.是不是在动词（联系动词?）前可以加have?求教, Once these,has become the past...这句语法有错吗? he has become a 这英文的中文意思是什么?Swallow：you have been eagger for April 15th has become the clouds . become doing有这个用法吗?become用法是什么? Nowadays(overpopulation)has become a problem we have to face 中become是不是应该用became ..and my hometown has become more and more beautiful.这是一句过去完成时,为什么become用原形? 为何下句中的become不是用becameBreathing has become more difficult here. China has become an good country in the world,（ ）is reported .能填which吗?还是只能填As?为什么能填AS? 这个句子有错么?running has become my favorite sport.has become 不是动词吗 可以连用吗》 my wish is to become a doctor.这句话对吗?wish有这样的用法吗?