A: He is good in football
B : He is good at football
A: You should practice to speak English
B: You should practice speaking English
A: She dried her hairs in the sun
B: She dried her hair in the sun
A: one of my friends lives in London
B: one of my friend live in London
A: Where are my pants
B : Where is my pant
A: I looking forward to seeing you
B: I looking forward to see you