If you have any problem, you can _________me for help. Which is wrong?

When he arrived at the gate, he found a wallet _____ on the ground.

_____ of the apple ____ bad and he has to throw it away.

The teacher pointed ________ the sentence and asked us to read it loudly. [ ]

Have you ever been to Shanghai, Mary? —Yes. I __________ there for a week with my parents last month.