Present
Jenny cleans the room
Who cleans the room?
The teacher is explaining the vocabulary
Who is explaining the vocabulary?
The doctor can help you
Who can help me?
Thomas will come
Who will come?
I broke the window, sorry
Who broke the window?
Coffee gives me a headache
What gives you headache?
The car is making that noise
What is making that noise?
Exercise could help you lose weight
What could help me lose weight?
The ceremony will happen tomorrow
What will happen tomorrow?
The TV stopped working
What stopped working?
help
Example: Who can help me?
come
Example: Who is coming to class?
have to clean
Example: Who has to clean this mess?
happen
Example: What will happen after the class?
invent
Who invented the telephone?
The teacher
Example: Who gives you homework?
I
Example: Who is the best?
The students
Example: Who must do the homework?
The World Cup
Example: What will happen this year?
My mom
Example: Who gave you that watch?