(2014·安徽皖南八校三联)A positive attitude，________with willingness to seek appropriate help and exercising solid study habits，will do much to determine how well you do in your studies.

 I had planned to invite Tom to the party to increase the atmosphere, but it turned out that his arrival ____ the atmosphere.

When the young man was shown the evidence, he _______ and told everything he had done to the police. 

(2014·银川一中第四次考试)When I was very young，I was terribly frightened of school，but I soon________it.

It was his laziness and his rudeness that ______ his success.