Giúp mình với ạ, mik cảm ơn và cho 5 sao ạ 5.There is no_______to ask for his permission because we can decide it on our own. A.have to B.need C.should D.must 6.The seventh annual family_____will take place in March. A.watching B.seeing C.visiting D.reunion 7.My dad doesn't mind. my mom from work every day. A.picked up B.picking up C.pick up D.picks up 8.I am sorry, I won't be able to___________your farewell party on Sunday. A.participate in B.take part in C.all are correct D.join 9.It's optional. We ..........go if you don't want. A.must B.don't have to C.have to D.mustn't