the class _____in the classroom 1.is sing 2.is singing 3.are

the class _____in the classroom 1.is sing 2.is singing 3.are listen!she（）in the classroom.A.is singing B.sing C.to sing D they()in the classroom now A sing B are singing Listen!She in the classroom.A.sing B.sings C.singing D.is si A:who is singing in the classroom listen,who is singing in the classroom? We are in the same class,()classroom is verynice We are in the same class( )classroom is very( Half the class ______.A.is singing B.are singing C.sings 1.汉译英、一个非常乐于助人的人2.选择、Listen!Is Tom singing in the classroom? One of the __(sing) is singing in English The girl is singing now.She likes____(sing)very