.Many scientists believe that now we can study the behavior of a three-year-old child to see ____ they will grow up to be criminals.
It’s good that we _____ to the park because it’s started to rain.
. Look at that little boy wandering about — perhaps he _____ his mother.
“You’ve left the light on.” “Oh, so I have. _____ and turn it off.”
The bridge, which _____ 1688, needs repairing.
“When he _____ is not known yet.” “But when he ____, he will be warmly welcomed.”