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

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
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 became的。明白我的意思了吗？

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
became是过去式
这里因为前面有了has,那么就是现在完成时了
现在完成时的构成是have（has）＋过去分词
而become的过去式是became,过去分词是become
就像come came come

现在完成时

现在完成时