I like talking________ the football match_________ myfriends after class.

About five _______ workers in that factory come from foreign countries．

The clever boy made a hole in the wall, _______ he could see _____ was going on inside house.

The environment of the city is very good, You can see many trees on________side of the street.

There is nothing to worry about, _____— _____. I have prepared everything well.