Which underlined part has a different pronunciation from the others ?

“The feeling of cold ran through Pandora’s body quickly, but she ignored it.” What does the word “ignore” mean?

----Must I put my bike here? ----No, you           .

--- __________ does your car need the vehicle repair?  --- Every six months.

You have finished writing an e-mail on computer , but too many mistakes in it . You can chick _____ .