Which of the twin sisters is a doctor _____are A.All B.Both

Which of the twin sisters is a doctor _____are A.All B.Both Which of the twin sisters is a doctor __ are.应填什么 英语单选Which of the twin sisiters is a doctor?___ are.A.All B.B which of the twins sisters is a teacher?both either neither One of the twin sisters _______ me.A.sit next to B.sit next The twin sisters are___the same clothes A.in B on C of Su Hai and Su Yang are twin sisters,_father is a doctor. How old is your ____!A,sisters B、twins C、twin sister D、twin Alice and Bruce are twin sisters._____are my good friends.A. which of the twice sisiters is a doctor.[选择填空] ( )of the students is in the classroom.A.Both B.All C.every 1( )of the two men is from Shanghai A All B Both C None D Ne