the,lesson,it,on,first,is,Monday(.)（连词成句） She is my good fri

the,lesson,it,on,first,is,Monday(.)（连词成句） She is my good friend.（改为复数句）1、the,lesson,it,on,first,is,Monday(.)（连词成句）2、She is my good friend.（改为复数句）是1、The first lesson is on Monday.They are our good friends.还是2、It is the first lesson on Monday.They are our good friends.