Is both my brother and I in the singular or plural Is the predicate verb both my brother and I singular or plural It should be plural Both my brother and I are My brother and I are both Both my brother and I are? Do three parallel subjects need to be separated by commas together? Is the predicate verb still plural? as Lucy Tom and Jack Lucy Tom and I The first two names should be separated by commas

Is both my brother and I in the singular or plural Is the predicate verb both my brother and I singular or plural It should be plural Both my brother and I are My brother and I are both Both my brother and I are? Do three parallel subjects need to be separated by commas together? Is the predicate verb still plural? as Lucy Tom and Jack Lucy Tom and I The first two names should be separated by commas

1. Both my brother and I are students
2. My brother and I are both students
1 and 2 have the same meaning
3、Lucy,Tom and Jack are students.
Lucy,Tom and I are students.
When there is an and conjunction, you don't need a comma; but when there is no conjunction, you need a comma
Yes, still in the plural!