Look that clock.这句话哪里错了?

Look that clock.这句话哪里错了? I have lunch on twelve o'clock这句话哪里错了 I go to bed nine o'clock in the evening.这句话哪里错了 is that pencil case?这句话哪里错了 Now it's half past eight o 'clock.这句话中哪里错了,帮我找出来 look the photo of my family这句话哪里错了 Come and have look at the ants这句话哪里错了 What's the matter .Grandma.You look doctor 这句话哪里错了,怎么改 Let‘s me have a look,这句话哪里错了? You look nice in the red skirt You’re welcome 这句话哪里错了 This's my clock .that's his ruler 哪里错了? look at the clock 这句话的中文意思是什么?