If you want help — money or anything, let me know, _______ you

Who taught ________ to write the computer program?—Nobody. She learned it by __________.

The girl ______ an English song in the park is Tony’s sister.[ ]

I don’t want to late for school, so sometimes I to school.

If it_________ tomorrow, I’ll go birdwatching with my father. —–That’s a good idea.