—I’m worried about my English.—_____ harder, _____you will catch up with your classmates.
--- I’m really worried about the coming exam. ---______. I believe you can make it.
Jack is happy today. He does everything ______ a smile ______ his face.
You can ______ some sports posters on the wall to decorate your bedroom.
Some club members were already there when Mr. King______on the cold morning.
Yesterday I read the newspaper, but I couldn't find ______.