根据表格判断句子正(T)误(F)。(25分)

(　　)（1）We have five Chinese classes a week.
(　　)（2）We have an art class on Wednesdays.
(　　)（3）There is no music class on Fridays.
(　　)（4）We have no science class.
(　　)（5）There are twentysix classes a week.