They are playing _____ table tennis in the room. A.a B.the C.不填
Whose are these? A.sock B.socks C.Sock
he have a sweater? A.do B.Do C.does
these are myand legs A.arm B.arms C.Arm
this you cap? A.is B.are C.am
This my mother. A.are B.is C.am