二
1.Both...and...are
2.Neither...nor...were
3.Neither...nor...is
4.Neither...nor...have
5.Neither...nor...is
6.Both...and...are
7.Neither was
二
1.Both...and...are
2.Neither...nor...were
3.Neither...nor...is
4.Neither...nor...have
5.Neither...nor...is
6.Both...and...are
7.Neither was