I think _________ necessary for students to take an interest in all subjects.
We have different pies, _______apple, and strawberry pies.
My uncle _____ Germany on business many times.
Now this small village has _______a big modern town.
—Have you _______watched You who came from the star?—No, never. I plan to watch it on the Internet this Sunday.
Those boys didn’t start the work ________ their teacher came back.