36 b, 37c, 38a 39b 40b 41b 42c 43b 44b 45b 46b 47c 48a 49b 50c 51a 52c 53a 54b 55c
1 do
don't
2 doesn't
does
3 does
doesn't
4 don't
do
5 does
<span>does</span>
От контекста зависит. может быть как скучающий, а может как отсутствующий
1)He have to be friendly
2)He mustn't be <span>two-faced
3)He needn't to be very smart</span>