尊敬的各位老师:I watched Tom playing tennis.这个句子里Tom playing tennis是一个复杂宾语,这个句子里的playing是一个现在分词,那么这个句子里的Tom playing tennis是带有自己主语的现在分词短语吗?如果Tom playing tennis是带有自己主语的现...
...既有这样的解释"(使大小、数量等)减少,减小,降低to become or make
sth become smaller in size, number, etc",又有这样的例句“there was a 25 percent
decrease in congestion overnight”所以:问题一:这里的decrease到底是名词还是动词呢?问题二:w...