Do you know the boy_________ father died in the fire?

Laura a nice pencil box and four pens in it.—I have one, too.

You can only be sure of _____ you have at present; you cannot be sure of something _____ you might get in the future.

It is said that 30% of the apples here _______ from abroad while 80% of the rice _____ grown here．

gn reads "In case of_______fire,break the glass and push______red button. "