Question

identify the main clause in this sentences -
1- Mary Kom is the woman athlete who won a medal in Boxing at the 2012 in olympic games.
2- because it was very hot in the room, I opened the window.
3- when she heard a noise behind her, she looked out.
4- when i reached the railway station, I found that the train had left.
5- A coffee-maker is a machine that makes instant coffee.​

Answer 1

Answer:

1:Won a medal in boxing

2:I opened the window

3:She looked out

4:I found that the train had left

5:machine that makes instant coffee

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