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Math 1! ! Everybody help.
Hobby analysis:

Analysis 1: It is known from ② that Xiao Yang's hobby is playing football;

Analysis 2: According to ⑤, Zhou Xiao and Xiao Yang watch the game together;

Analysis 3: I learned from ④ that the clerk's hobby is singing or playing football;

Analysis 4: According to ⑤ and ⑤, Zhou Xiao's hobby is singing;

Analysis 5: According to analysis 1 and analysis 4, Lao Wu's hobby is painting;

Analysis 6: From this, Xiao Yang plays football; Lao Wu-painting; Zhou Xiao-singing;

Career analysis:

Analysis 7: According to analysis 6 and ①, Zhou Xiao's occupation is electrician or driver;

Analysis 8: According to analysis 6 and ③, Lao Wu is a shop assistant or a driver.

Analysis 9: According to analysis 6 and 4, Lao Wu is a driver by profession;

Analysis 10: According to analysis 9 and 7, Zhou Xiao's occupation is electrician;

Analysis 1 1: According to analysis 9 and analysis 10, Xiao Yang is a shop assistant;

Analysis 12: It can be seen that Xiao Yang is a shop assistant; Lao Wu-driver; Zhou Xiao-electrician;

Summary:

Xiao Yang-playing football; Lao Wu-painting; Zhou Xiao-singing;

Xiao Yang-shop assistant; Lao Wu-driver; Zhou Xiao-electrician;