Isn’t that Ann’s husband over there?—No, it _______ be him—I’m sure he doesn’t wear glasses.

Itwas _____ he came bank from Africa that wear _________ he met the girl he wouldlike to marry

has spent an hour in the shoe shop．Hasn’t he decided which pair ofshoes to buy— Maybe．Young as he is, he isabouthis appearance．

It was about 600 years ago _____ the first clock with a face and an hour hand was made. [ ]

Little children should go to school to learn something______，they should learn how to behave well in social life