---The famous singer will come to our school for a visit next week. ---Can you be more_____? ---On Sunday morning.

—Do you regret spending 500 dollars on the overcoat?—No,I would have paid _________ if the shop owner had insisted.

She bought the same skirt at a lower price at the same shop where I bought mine because she was a __________ customer.

When I get puzzled about some difficult problems, my teacher always encourages me and says, “Take it _________ .”

In the plane crash accident, the chance of the pilots’ survival is ______.