—Look at these tracks. It __________ be a wolf.—It needn't be. It ___________ be a fox.
Mr. Johnson is a man of good temper, and his good temper never ____ him.
Children under five are not ____to this primary school except those of extraordinary intelligence.
. Could you please ____ one of your sandwiches for the hungry boy?
Don't forget to ____ the ice cream on the way home.
Every day we ____ more than 40 000 passengers to over 100 destinations around the world.