падставлять буквы have to или has  to.
1.a manager____ be sociabe and polite  doesn t  he?
2.lt s hot and sunny.so l___water my flowers every  morning and  afternoon.
3.do  they____wear  a  uniform  at  school?
4.my  friend__go to  school on  saturdays.He  has got 5 lessons.
5.do l  ____do  all  these  eercises?they are  really  boring.
6.alice  doesn  t___feed her  pets.her  mother  has  already  fed  them.
7.does each  member___speak  english  at the  explorers  club?

This is a weird verb tense called the Subjunctive, and it has to do with whether something is in doubt or is speculative. So since it is in a question form, there is some doubt, so the verb form of "to have" is subjunctive: "HAVE" instead of "has. Check it out!