A. MY SISTER IS READING A BOOK AT THE MOMENT.B. MY SISTER IS READS...

12. - T ANH 7 65 CAU TRAC NGHIEM
T ANH 7 65 CAU TRAC NGHIEM

12.

a. My sister is reading a book at the moment.

b. My sister is reads a book at the moment.

c. My sister reading a book at the moment.

d. My sister are reading a book at the moment.