Grammar现在分词与过去分词的区别：（3）分词短语作定语必须置于被修饰词之后，相当于一个定语从句。如：（4）过去分词作定语在意义上有两种可能：表示被动和完成，只表完成。如：3、作宾语补足语现在分词与过去分词在作状语的区别Givenmoreattention,thetreescouldhavegrownbetter.Theycameintotheclassroom,singingandlaughing.将下列状语从句改为非谓语短语作状语：1.Becauseshewasmovedbythehero,shedecidedtostudyharder.2.Whenhefoundthedoorlocked,hewenthome.Hestartedearlyinorderthathecouldgetthereontime.将下列非谓语短语改写为状语从句HomeworkGooverthenotesyoujusttook.Bye-bye!