下面是Lisa一周的活动，认真看表格，判断句子正误。

	Sun.	Mon.	Tue.	Wed.	Thur.	Fri.	Sat.
read books	√	√	√	√	√	√	√
play chess	√	√	√	√	√	√
play football	√	√	√	√
sing songs	√	√
watch TV	×	×	×	×	×	×	×