“Have ________ try, you are so close to the answer,” the teacher said to Eric.

—Will you take part in the English speech competition tomorrow?—Sure. I see as a chance to prove_________.

—What do you think of your host family, Jim?—Great. They try ________ best to make me feel at home.

I found ______ not very difficult to keep away from the A/H1N1 Flu.

Things made by hand are usually more expensive than _________ produced in factories.