Ответ:
1) is, is
2) is, is
3)is, is
4) are, am
5) am
6) is, is
7) is, is
8) are, are, are
9) is, is
10) are, am, am
11) is, is, is
12) is, is
13) is, is
14) is
15) is, is
16)is
17) is
18) is
19) is
20) is, are, is, is, is, is, is, is, are
Объяснение:
is используется с he(он), she(она), it(это)
are используется с you(ты, вы), we(мы), they(они)
am с i(я)