I usually clean my room and wear my clothes on Saturday.这句话有错误吗?

I usually clean my room and wear my clothes on Saturday.这句话有错误吗?

题目
I usually clean my room and wear my clothes on Saturday.这句话有错误吗?
还有:
I like dolphins because they are very friendly and clever.
I still relax my first day at school.
She is not late for school.
这些呢?
I usually clean my room and wear my clothes on Saturdays。
少打了个s,sorry。
重点在这些词上,看这些词用错了没:
第一句的(very friendly)
第二句的(I still relax )
第三句的(She is not late )
第四句的(wear my clothes )
答案
举一反三
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