解下列方程： （1）x2-3x=0 （2）x2+2x-1=0．

Jim’s Timetable(课程表)

Time	Monday	Tuesday	Wednesday	Thursday	Friday
8:00-8:45	Chinese	Math	English	Chinese	English
8:55-9:40	English	Chinese	Math	English	Math
10:00-10:45	History	English	Biology	Math	Chinese
10:55-11:40	Math	P . E.	Politics	Computer	Geography
14:30-15:15	Biology	Music	Chinese	History	Art
15:25-16:10	Geography	Art	Biology	P .E.	Class meeting

小题1:Jim has _____English lessons every week.
A. 5                         B. 6                      C. 7 
小题2:P .E. class begins at _____ on Tuesday .
A. 10:00                     B. 10:55               C. 14:30
小题3:Jim is having a (an) ____ lesson at 15:00 on Monday .
A. music                     B. geography          C. biology 
小题4:Class meeting is on _____ .
A. Wednesday                 B. Friday                 C. Thursday  
小题5:Jim has a computer lesson on _____ .
A. Tuesday                       B. Wednesday             C. Thursday