The following passage is a summary of Text A. Fill in each blank, using the words in Text A. There seems to be a natural cause-and-effect relationship between optimism and success. There is (1)a_________ good and bad in everyone’s life. And this serves as a (2)r_________ basis for either optimism or (3)p__________, so each of us should choose one of them to (4)s__________ our outlook and expectations. The author chooses to (5)h_________ the positive and (6)s_________ over the negative, because he is an optimist by choice as much as by (7)n________. His experience in the service station tells us that a negative attitude may have a (8)p___________ effect on the way we feel and act. We can be an optimist and still recognize that problems exist and that some of them are not dealt with easily. Optimism can draw our attention away from negativism and (9)c_________ it into positive, (10)c________ thinking.