Lily works as _______ as Lucy.They both get good grades. A.hard B.harder C.hard---working
_______he is very young, _______ he can do many things.
Mark and Jackwork hard. Their parents and grandparents truly care about them.
---Where did you go on vacation? ---I Guangzhou.
---_______do you have an art festival in your school? ---Once a year.
)In which pair of the words, the underlined parts pronounce differently?