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hat you are cooking. Tell me what you are cooking. 3 I want to know if you are painting. Tell me if you are painting. I want to know what you are painting. Tell me what you are painting. 4 I want to know if you are playing. Tell me if you are playing. I want to know what you are playing. Tell me what you are playing. D 1 I want to know if Tom got up early. Tell me if Tom got up early. I want to know when Tom got up. Tell me when Tom got up. 2 I want to know if Tom arrived late. Tell me if Tom arrived late. I want to know when Tom arrived. Tell me when Tom arrived. 3 I want to know if Tom did his homework yesterday. Tell me if Tom did his homework yesterday. I want to know when Tom did his homework yesterday. Tell me when Tom did his homework yesterday. 4 I want to know if Tom had a bath yesterday. Tell me if Tom had a bath yesterday. I want to know when Tom had a bath yesterday. Tell me when Tom had a bath yesterday. 新概念英語第一冊(cè)Lesson141~142課后答案 A 1 Sally is four years old. 2 Because Sally had never travelled on a train