[MAY 16][Express 13] I'LL CHECK IF + S + V

[MAY 16][Express 13] I'LL CHECK IF + S + V

                                       see            situation.

                                       find out

                                       know

 Where is your room mate?

I don't know. I'll check if my room mate.

                  is in our room

Do you have extra money?

I'll check my card if I have come extra money.

                                              enough money.

I'll check if my teacher is absent.

I'll check if I eat in the dining room.

I'll check weather my mom sent a message

or not

I'll check if my mom sent a message.

I'll go to the beach whether it's sunny or not.

                          even though

student 1 : Do you have pencil leads?

student 2 : wait, I'll check if I still have (it) in my bag.

student 1 : Thanks

student 2 : ok I found it, here you go.

                                 here you are.