look my clock有什么错误?

look my clock有什么错误? Look▁▁ my clock.中间填什么A.of B.in C.at At 9 o'clock ,my teacher came to my home and began the class.有语法上的错误吗? This book look interesting 这句话有什么错误 Great!let us go and have look.有什么错误 This watch look very nice有什么错误 look at my clock,what time is it? My mother likes swim.有什么错误? look for a pair of shoes matches my shirt有错误吗 My father‘s brother is my cousin.有什么错误 I litened music and cleaned my room有什么错误这句话有什么错误, She are my best friend有什么错误 This long river runs across my village.有什么错误 my birthday is October tewentieth有什么错误 This is a my cousin's dog有什么错误 my mother likes liaten to CDs 有什么错误 My mobile phone is between the book 有什么错误 My brother usually have lunch at school.有什么错误?