N1
1. is
2. are, is
3.are
4.is
5.is , is
6.are, am
7.is
8.is
9.are, am
10.are
N2
1.is
2.are (вроде)
3.is, is
4.are, are
5.are
6.are
7.is
8.is, is
9.is
10.are, are
N3
1.is
2.is (не уверен)
3.Are, are
4.is, is
5.is
6.are, am
7.are
8.are
9.is (не уверен)
10.are
N4
1.is
2.is, is
3.are
4.is
5.is, is
6.are
7.is, is
8.are
9.is, is
10.are, are
вроде так, но не уверен)))