Derek is a polite boy. Everybody in our class ________ him.

–Does your sister like red?–Yes. This red skirt belongs to ______.

---Nanyang has changed a lot in the past five years. ---Yes. You can see lots of new buildings ,flowers and trees on ___side of the street.

—Who is the man over there?—He is an old friend of _________ .

I agree ________ is good to eat lots of fruit and vegetables.