who is singing next room?is it Maria?no ,it ?be her.she is still at school at this time

问题描述:

who is singing next room?is it Maria?no ,it ?be her.she is still at school at this time

can't“ 不可能”表示否定的猜测

Someone is singing in the next room.Who _ it be?Is it WeiFang? A.第1题选C,if作“如果”时,引导一般将来时的从句要改成一般过去,if作“

no ,it (can't)be her.she is still at school at this time
填can't ,不可能,表示推测,否定用can't