—Where is Selina? —Listen! Selina ______
题型:选择题
问题:
—Where is Selina?
—Listen! Selina ______ in the next room now. [ ]
A. sings
B. singing
C. sing
D. is singing
—Where is Selina?
—Listen! Selina ______ in the next room now. [ ]
A. sings
B. singing
C. sing
D. is singing