Frequently single-parent children ________ some of the functions that the absent adult in the house would have served.

I hear you run for half anhour every day. —Right, we have to. It isone of the ______ in our school.

Mike Miller is such a quiet student that he kept silent most of the time and ______ talked to his classmates in the school.

The company had to______a number of workers because of the drop in sales.

Whatdoes your new English teacher look like?—__________.