I cleaning the room now.I am cleaning the room now.
Are Sarah writing a letter?Is Sarah writing a letter?
what do the tigers doing in the woods now?what are the tigers doing in the woods now?
do the elephants drinking water?do the elephants drink water?
is i watching insects?Am I watching insects?
what is the boy doing now?对
what is you doing now?what are you doing now?
are they collecting leavas?对 (但 leavas 应该是 lavas)
替你更正好了.
很高兴能够帮到你,希望会对你有助,